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Known Exploited Vulnerability
10.0
CRITICAL CVSS 3.1
CVE-2026-20079
Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability - [Actively Exploited]
Overview
Description

A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system.  This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device. 

Details
INFO

Published Date :

March 4, 2026, 6:16 p.m.

Last Modified :

Sept. 16, 2026, 5:17 p.m.

Remotely Exploit :

Yes !

Source :

[email protected]
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management contain an authentication Bypass using an alternate path or channel vulnerability that could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system.

Required Action :

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Known Ransomware Campaign Use:

Unknown

Notes :

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-20079

Impact
Affected Products

The following products are affected by CVE-2026-20079 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cisco secure_firewall_management_center
: Total Affected Vendor : 1 | Products : 1
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 CRITICAL [email protected]
CVSS 3.1 CRITICAL MITRE-CVE
Solution
Update Cisco Secure Firewall Management Center Software to a fixed version.
  • Update Cisco Secure Firewall Management Center Software to a fixed version.
  • Apply vendor-provided patches or updates immediately.
  • Monitor systems for any signs of compromise.
Public PoC/Exploit Available at Github

CVE-2026-20079 has a 4 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-20079.

URL Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 Vendor Advisory
http://seclists.org/fulldisclosure/2026/Aug/80 Exploit Mailing List Third Party Advisory
https://blog.talosintelligence.com/fmc-ongoing-exploitation/ Exploit Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20079 US Government Resource
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-20079 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-20079 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
0xBlackash/CVE-2026-20079

CVE-2026-20079

Python

Updated: 5 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : March 28, 2026, 1:08 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
kali1129/ai-pentest-proxy

AI Pentest Proxy es una herramienta profesional de seguridad ofensiva que combina la potencia de múltiples modelos de inteligencia artificial con técnicas avanzadas de pentesting para identificar, confirmar y explotar vulnerabilidades web de forma autónoma.

pentesting pentesting-tools ia-to

Python Shell JavaScript HTML CSS Dockerfile

Updated: 6 months ago
1 stars 0 fork 0 watcher
Born at : March 6, 2026, 2:22 p.m. This repo has been linked 9 different CVEs too.
Profile Photo
Sushilsin/CVE-2026-20079

CVE-2026-20079 — Cisco FMC Authentication Bypass

Python

Updated: 6 months, 1 week ago
1 stars 0 fork 0 watcher
Born at : March 6, 2026, 5:32 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
b1gchoi/CVE-2026-20079

Cisco FMC Authentication Bypass PoC

Updated: 6 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : March 5, 2026, 4:12 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-20079 vulnerability anywhere in the article.

  • The Hacker News
ThreatsDay: Self-Rewriting Agents, 800+ Flaws Patched, Insider SIM Swaps and 22 More New Stories

Attackers keep finding new keys. The funny part is that defenders keep inventing where to store them.This week, those keys sit in AI tools, exposed services, old bugs, weak logins, and software sold l ... Read more

Published Date: Sep 17, 2026 (3 days, 2 hours ago)
  • Dark Reading
'Sandworm' Chains Cisco Vulnerabilities to Deploy Cyclops Blink

4 Min ReadSource: ratpack223 via Getty ImagesA likely Russian threat actor is deploying a sophisticated malware implant capable of harvesting credentials, scanning internal networks, and capturing liv ... Read more

Published Date: Sep 14, 2026 (5 days, 22 hours ago)
  • The Hacker News
Cisco FMC Flaws Exploited to Steal Credentials and Deploy Qilin Ransomware

Cisco has revealed that three distinct threat clusters linked to ransomware and state-sponsored attacks have been exploiting two recently patched Secure Firewall Management Center (FMC) vulnerabilitie ... Read more

Published Date: Sep 11, 2026 (1 week, 2 days ago)
  • The Hacker News
CISA Flags Exploited Cisco, Citrix, Fortinet Flaws, Sets Sept. 12 Federal Patch Deadline

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added three flaws, each impacting Cisco, Citrix, and Fortinet, to its Known Exploited Vulnerabilities (KEV) catalog, requi ... Read more

Published Date: Sep 10, 2026 (1 week, 3 days ago)
  • security.nl
Cisco meldt actief misbruik van kritiek lek in firewall-beheersoftware

Aanvallers maken actief misbruik van een kritieke kwetsbaarheid in Cisco Secure Firewall Management Center (FMC), software voor het beheren van firewalls. Via het beveiligingslek (CVE-2026-20079) kan ... Read more

Published Date: Sep 10, 2026 (1 week, 3 days ago)
  • TheCyberThrone
CISA KEV Update – 8 Vulnerabilities Added in Two Days

CISA’s Known Exploited Vulnerabilities (KEV) Catalog saw a significant two-day update on September 8 and September 9, 2026, with eight vulnerabilities added based on evidence of active exploitation.CI ... Read more

Published Date: Sep 10, 2026 (1 week, 3 days ago)
  • The Cyber Express
CVE-2026-20316 Zero-Day Actively Exploited, Cisco Releases Fix

Cisco has released security updates for an actively exploited zero-day vulnerability, CVE-2026-20316, affecting Cisco Secure FMC (Secure Firewall Management Center) software. The flaw, disclosed on Ju ... Read more

Published Date: Jul 31, 2026 (1 month, 2 weeks ago)
  • security.nl
Cisco meldt misbruik van hardcoded wachtwoord in firewall-beheersoftware

Aanvallers maken actief misbruik van een hardcoded wachtwoord in het Cisco Secure Firewall Management Center (FMC), software voor het beheren van firewalls, zo waarschuwt Cisco. Er zijn updates uitgeb ... Read more

Published Date: Jul 30, 2026 (1 month, 3 weeks ago)
  • The Hacker News
Cisco FMC Zero-Day Actively Exploited, Static Credentials Could Expose Sensitive Data

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a newly disclosed security flaw impacting Cisco Secure Firewall Management Center (FMC) Software to its Known Exploi ... Read more

Published Date: Jul 30, 2026 (1 month, 3 weeks ago)
  • security.nl
Cisco-lek sinds januari gebruikt bij ransomware-aanvallen, patch kwam in maart

Een kritieke kwetsbaarheid in het Cisco Secure Firewall Management Center (FMC) is sinds januari gebruikt bij ransomware-aanvallen, aldus Amazon. Cisco kwam op 4 maart met een beveiligingsupdate voor ... Read more

Published Date: Mar 19, 2026 (6 months ago)
  • Hackread - Cybersecurity News, Data Breaches, AI and More
Cisco Patches 48 Firewall Vulnerabilities with Two CVSS 10 Flaws

Cisco has issued security updates addressing dozens of vulnerabilities affecting several of its firewall platforms, including Cisco Secure Firewall Adaptive Security Appliance, Cisco Secure Firewall M ... Read more

Published Date: Mar 06, 2026 (6 months, 2 weeks ago)
  • The Hacker News
Cisco Confirms Active Exploitation of Two Catalyst SD-WAN Manager Vulnerabilities

Cisco has disclosed that two more vulnerabilities affecting Catalyst SD-WAN Manager (formerly SD-WAN vManage) have come under active exploitation in the wild. The vulnerabilities in question are liste ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)
  • Help Net Security
Cisco warns of SD-WAN Manager exploitation, fixes 48 firewall vulnerabilities

Cisco has confirmed that two Catalyst SD-WAN Manager vulnerabilities (CVE-2026-20128 and CVE-2026-20122) patched in late February 2025 are being exploited by attackers. The exploited vulnerabilities ( ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)
  • security.nl
Kritiek Cisco-lek geeft aanvaller root-toegang tot Firewall Management Center

Cisco waarschuwt voor een kritieke kwetsbaarheid waardoor een ongeauthenticeerde aanvaller op afstand root-toegang tot het Cisco Secure Firewall Management Center (FMC) kan krijgen. Het Nationaal Cybe ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)
  • CybersecurityNews
Cisco Secure Firewall Management Vulnerability Allow Attackers to Bypass Authentication

Cisco Secure Firewall Management Vulnerability Cisco has released a critical security advisory warning of a severe vulnerability in its Secure Firewall Management Center (FMC) Software. This flaw allo ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)
  • TheCyberThrone
Two Perfect 10s: Cisco FMC Under Siege

Two unauthenticated remote code execution vulnerabilities — both scoring a perfect 10.0 on the CVSS scale — were disclosed on March 4, 2026 affecting Cisco Secure Firewall Management Center. Either fl ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)
  • Daily CyberSecurity
Root Access for All: Critical Auth Bypass Hits Cisco Firewall Management Center

Cybersecurity authorities are sounding the alarm on a critical vulnerability in the Cisco Secure Firewall Management Center (FMC). The flaw, tracked as CVE-2026-20079, has been assigned a maximum CVSS ... Read more

Published Date: Mar 05, 2026 (6 months, 2 weeks ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2026-20079 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 16, 2026

    Action Type Old Value New Value
    Changed SSVC {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'active'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-03-04T00:00:00+00:00'} {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'active'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-10T03:55:16.679381Z'}
  • Modified Analysis by [email protected]

    Sep. 10, 2026

    Action Type Old Value New Value
    Added Reference Type CISA-ADP: https://blog.talosintelligence.com/fmc-ongoing-exploitation/ Types: Exploit, Third Party Advisory
    Added Reference Type CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20079 Types: US Government Resource
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 10, 2026

    Action Type Old Value New Value
    Changed SSVC {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'active'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-09T19:50:25.526656Z'} {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'active'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-03-04T00:00:00+00:00'}
  • CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725

    Sep. 09, 2026

    Action Type Old Value New Value
    Added Date Added 2026-09-09
    Added Due Date 2026-09-09
    Added Required Action 2026-09-09
    Added Vulnerability Name 2026-09-09
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 09, 2026

    Action Type Old Value New Value
    Added Reference https://blog.talosintelligence.com/fmc-ongoing-exploitation/
    Added Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20079
    Changed SSVC {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-03-05T04:55:41.152638Z'} {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'active'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-09-09T19:50:25.526656Z'}
  • Initial Analysis by [email protected]

    Sep. 09, 2026

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.5:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.4:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.1.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.1.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.3.1.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.3.1.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.3.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.3.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.5:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.4:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.8.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.8:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.7:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.6:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.6.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.7:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.7.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.9:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.2.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.2.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:10.0.0:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.8:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.8.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.10.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.2.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.2.4:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.4:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.5:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.2:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.2.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.3:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.4:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.7.10:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.7.10.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.7.11:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:10.0.1:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.0.9:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.2.11:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.6:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.4.7:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.6.5:*:*:*:*:*:*:* *cpe:2.3:a:cisco:secure_firewall_management_center:7.7.12:*:*:*:*:*:*:*
    Added Reference Type Cisco Systems, Inc.: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 Types: Vendor Advisory
    Added Reference Type CVE: http://seclists.org/fulldisclosure/2026/Aug/80 Types: Exploit, Mailing List, Third Party Advisory
  • CVE Modified by [email protected]

    Sep. 09, 2026

    Action Type Old Value New Value
    Added Affected Affected value modified. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/20xxx/CVE-2026-20079.json">CVE-2026-20079</a>
  • CVE Modified by [email protected]

    Aug. 26, 2026

    Action Type Old Value New Value
    Added Reference https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2
    Removed Reference https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Aug. 26, 2026

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2026/Aug/80
  • CVE Modified by [email protected]

    Jul. 29, 2026

    Action Type Old Value New Value
    Changed Affected [{'vendor': 'Cisco', 'product': 'Cisco Secure Firewall Management Center (FMC)', 'versions': [{'status': 'affected', 'version': '7.0.0'}, {'status': 'affected', 'version': '7.0.0.1'}, {'status': 'affected', 'version': '7.0.1'}, {'status': 'affected', 'version': '7.0.1.1'}, {'status': 'affected', 'version': '7.0.2'}, {'status': 'affected', 'version': '7.0.2.1'}, {'status': 'affected', 'version': '7.0.3'}, {'status': 'affected', 'version': '7.0.4'}, {'status': 'affected', 'version': '7.0.5'}, {'status': 'affected', 'version': '7.0.6'}, {'status': 'affected', 'version': '7.0.6.1'}, {'status': 'affected', 'version': '7.0.6.2'}, {'status': 'affected', 'version': '7.0.6.3'}, {'status': 'affected', 'version': '7.0.7'}, {'status': 'affected', 'version': '7.0.8'}, {'status': 'affected', 'version': '7.0.8.1'}, {'status': 'affected', 'version': '7.1.0'}, {'status': 'affected', 'version': '7.1.0.1'}, {'status': 'affected', 'version': '7.1.0.2'}, {'status': 'affected', 'version': '7.1.0.3'}, {'status': 'affected', 'version': '7.2.0'}, {'status': 'affected', 'version': '7.2.1'}, {'status': 'affected', 'version': '7.2.2'}, {'status': 'affected', 'version': '7.2.0.1'}, {'status': 'affected', 'version': '7.2.3'}, {'status': 'affected', 'version': '7.2.3.1'}, {'status': 'affected', 'version': '7.2.4'}, {'status': 'affected', 'version': '7.2.4.1'}, {'status': 'affected', 'version': '7.2.5'}, {'status': 'affected', 'version': '7.2.5.1'}, {'status': 'affected', 'version': '7.2.6'}, {'status': 'affected', 'version': '7.2.7'}, {'status': 'affected', 'version': '7.2.5.2'}, {'status': 'affected', 'version': '7.2.8'}, {'status': 'affected', 'version': '7.2.8.1'}, {'status': 'affected', 'version': '7.2.9'}, {'status': 'affected', 'version': '7.2.10'}, {'status': 'affected', 'version': '7.2.10.2'}, {'status': 'affected', 'version': '7.2.10.1'}, {'status': 'affected', 'version': '7.3.0'}, {'status': 'affected', 'version': '7.3.1'}, {'status': 'affected', 'version': '7.3.1.1'}, {'status': 'affected', 'version': '7.3.1.2'}, {'status': 'affected', 'version': '7.4.0'}, {'status': 'affected', 'version': '7.4.1'}, {'status': 'affected', 'version': '7.4.1.1'}, {'status': 'affected', 'version': '7.4.2'}, {'status': 'affected', 'version': '7.4.2.1'}, {'status': 'affected', 'version': '7.4.2.2'}, {'status': 'affected', 'version': '7.4.2.3'}, {'status': 'affected', 'version': '7.4.2.4'}, {'status': 'affected', 'version': '7.4.3'}, {'status': 'affected', 'version': '7.6.0'}, {'status': 'affected', 'version': '7.6.1'}, {'status': 'affected', 'version': '7.6.2'}, {'status': 'affected', 'version': '7.6.2.1'}, {'status': 'affected', 'version': '7.6.3'}, {'status': 'affected', 'version': '7.7.0'}, {'status': 'affected', 'version': '7.7.10'}, {'status': 'affected', 'version': '7.7.10.1'}, {'status': 'affected', 'version': '7.7.11'}]}] [{'vendor': 'Cisco', 'product': 'Cisco Secure Firewall Management Center (FMC)', 'versions': [{'status': 'affected', 'version': '7.0.0'}, {'status': 'affected', 'version': '7.0.0.1'}, {'status': 'affected', 'version': '7.0.1'}, {'status': 'affected', 'version': '7.1.0'}, {'status': 'affected', 'version': '7.0.1.1'}, {'status': 'affected', 'version': '7.1.0.1'}, {'status': 'affected', 'version': '7.0.2'}, {'status': 'affected', 'version': '7.2.0'}, {'status': 'affected', 'version': '7.0.2.1'}, {'status': 'affected', 'version': '7.0.3'}, {'status': 'affected', 'version': '7.1.0.2'}, {'status': 'affected', 'version': '7.2.0.1'}, {'status': 'affected', 'version': '7.0.4'}, {'status': 'affected', 'version': '7.2.1'}, {'status': 'affected', 'version': '7.0.5'}, {'status': 'affected', 'version': '7.3.0'}, {'status': 'affected', 'version': '7.2.2'}, {'status': 'affected', 'version': '7.3.1'}, {'status': 'affected', 'version': '7.2.3'}, {'status': 'affected', 'version': '7.1.0.3'}, {'status': 'affected', 'version': '7.2.3.1'}, {'status': 'affected', 'version': '7.2.4'}, {'status': 'affected', 'version': '7.0.6'}, {'status': 'affected', 'version': '7.2.4.1'}, {'status': 'affected', 'version': '7.2.5'}, {'status': 'affected', 'version': '7.3.1.1'}, {'status': 'affected', 'version': '7.4.0'}, {'status': 'affected', 'version': '7.0.6.1'}, {'status': 'affected', 'version': '7.2.5.1'}, {'status': 'affected', 'version': '7.4.1'}, {'status': 'affected', 'version': '7.2.6'}, {'status': 'affected', 'version': '7.4.1.1'}, {'status': 'affected', 'version': '7.0.6.2'}, {'status': 'affected', 'version': '7.2.7'}, {'status': 'affected', 'version': '7.2.5.2'}, {'status': 'affected', 'version': '7.3.1.2'}, {'status': 'affected', 'version': '7.2.8'}, {'status': 'affected', 'version': '7.6.0'}, {'status': 'affected', 'version': '7.4.2'}, {'status': 'affected', 'version': '7.2.8.1'}, {'status': 'affected', 'version': '7.0.6.3'}, {'status': 'affected', 'version': '7.4.2.1'}, {'status': 'affected', 'version': '7.2.9'}, {'status': 'affected', 'version': '7.0.7'}, {'status': 'affected', 'version': '7.7.0'}, {'status': 'affected', 'version': '7.4.2.2'}, {'status': 'affected', 'version': '7.2.10'}, {'status': 'affected', 'version': '7.6.1'}, {'status': 'affected', 'version': '7.4.2.3'}, {'status': 'affected', 'version': '7.0.8'}, {'status': 'affected', 'version': '7.6.2'}, {'status': 'affected', 'version': '7.7.10'}, {'status': 'affected', 'version': '7.2.10.1'}, {'status': 'affected', 'version': '7.0.8.1'}, {'status': 'affected', 'version': '7.6.2.1'}, {'status': 'affected', 'version': '7.2.10.2'}, {'status': 'affected', 'version': '7.7.10.1'}, {'status': 'affected', 'version': '7.4.2.4'}, {'status': 'affected', 'version': '7.4.3'}, {'status': 'affected', 'version': '7.7.11'}, {'status': 'affected', 'version': '7.6.4'}, {'status': 'affected', 'version': '10.0.0'}, {'status': 'affected', 'version': '7.4.4'}, {'status': 'affected', 'version': '7.4.5'}, {'status': 'affected', 'version': '7.0.9'}, {'status': 'affected', 'version': '7.2.11'}, {'status': 'affected', 'version': '7.7.12'}, {'status': 'affected', 'version': '7.6.5'}, {'status': 'affected', 'version': '7.4.6'}, {'status': 'affected', 'version': '10.0.1'}, {'status': 'affected', 'version': '7.4.7'}], 'defaultStatus': 'unknown'}]
    Changed Description A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system. This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device. A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system.&nbsp; This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow&nbsp;root access to the device.&nbsp;
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jun. 17, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-20079', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-03-05T04:55:41.152638Z'}
  • CVE Modified by [email protected]

    Jun. 17, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Cisco', 'product': 'Cisco Secure Firewall Management Center (FMC)', 'versions': [{'status': 'affected', 'version': '7.0.0'}, {'status': 'affected', 'version': '7.0.0.1'}, {'status': 'affected', 'version': '7.0.1'}, {'status': 'affected', 'version': '7.0.1.1'}, {'status': 'affected', 'version': '7.0.2'}, {'status': 'affected', 'version': '7.0.2.1'}, {'status': 'affected', 'version': '7.0.3'}, {'status': 'affected', 'version': '7.0.4'}, {'status': 'affected', 'version': '7.0.5'}, {'status': 'affected', 'version': '7.0.6'}, {'status': 'affected', 'version': '7.0.6.1'}, {'status': 'affected', 'version': '7.0.6.2'}, {'status': 'affected', 'version': '7.0.6.3'}, {'status': 'affected', 'version': '7.0.7'}, {'status': 'affected', 'version': '7.0.8'}, {'status': 'affected', 'version': '7.0.8.1'}, {'status': 'affected', 'version': '7.1.0'}, {'status': 'affected', 'version': '7.1.0.1'}, {'status': 'affected', 'version': '7.1.0.2'}, {'status': 'affected', 'version': '7.1.0.3'}, {'status': 'affected', 'version': '7.2.0'}, {'status': 'affected', 'version': '7.2.1'}, {'status': 'affected', 'version': '7.2.2'}, {'status': 'affected', 'version': '7.2.0.1'}, {'status': 'affected', 'version': '7.2.3'}, {'status': 'affected', 'version': '7.2.3.1'}, {'status': 'affected', 'version': '7.2.4'}, {'status': 'affected', 'version': '7.2.4.1'}, {'status': 'affected', 'version': '7.2.5'}, {'status': 'affected', 'version': '7.2.5.1'}, {'status': 'affected', 'version': '7.2.6'}, {'status': 'affected', 'version': '7.2.7'}, {'status': 'affected', 'version': '7.2.5.2'}, {'status': 'affected', 'version': '7.2.8'}, {'status': 'affected', 'version': '7.2.8.1'}, {'status': 'affected', 'version': '7.2.9'}, {'status': 'affected', 'version': '7.2.10'}, {'status': 'affected', 'version': '7.2.10.2'}, {'status': 'affected', 'version': '7.2.10.1'}, {'status': 'affected', 'version': '7.3.0'}, {'status': 'affected', 'version': '7.3.1'}, {'status': 'affected', 'version': '7.3.1.1'}, {'status': 'affected', 'version': '7.3.1.2'}, {'status': 'affected', 'version': '7.4.0'}, {'status': 'affected', 'version': '7.4.1'}, {'status': 'affected', 'version': '7.4.1.1'}, {'status': 'affected', 'version': '7.4.2'}, {'status': 'affected', 'version': '7.4.2.1'}, {'status': 'affected', 'version': '7.4.2.2'}, {'status': 'affected', 'version': '7.4.2.3'}, {'status': 'affected', 'version': '7.4.2.4'}, {'status': 'affected', 'version': '7.4.3'}, {'status': 'affected', 'version': '7.6.0'}, {'status': 'affected', 'version': '7.6.1'}, {'status': 'affected', 'version': '7.6.2'}, {'status': 'affected', 'version': '7.6.2.1'}, {'status': 'affected', 'version': '7.6.3'}, {'status': 'affected', 'version': '7.7.0'}, {'status': 'affected', 'version': '7.7.10'}, {'status': 'affected', 'version': '7.7.10.1'}, {'status': 'affected', 'version': '7.7.11'}]}]
  • New CVE Received by [email protected]

    Mar. 04, 2026

    Action Type Old Value New Value
    Added Description A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system. This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
    Added CWE CWE-288
    Added Reference https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 10.0
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact