CVE-2026-1603

8.6

HIGH CVSS 3.1

Ivanti Endpoint Manager (EPM) Authentication Bypass Vulnerability - [Actively Exploited]

Overview

Description

An authentication bypass in Ivanti Endpoint Manager before version 2024 SU5 allows a remote unauthenticated attacker to leak specific stored credential data.

Details

INFO

Published Date :

Feb. 10, 2026, 4:16 p.m.

Last Modified :

March 10, 2026, 1:11 p.m.

Remotely Exploit :

Yes !

Source :

3c1d8aa1-5a33-4ea4-8992-aadd6440af75

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.

Due Date: Mar 23, 2026

Alert Date: Mar 09, 2026 | 14 days ago

Description :

Ivanti Endpoint Manager (EPM) contains an authentication bypass using an alternate path or channel vulnerability that could allow a remote unauthenticated attacker to leak specific stored credential data.

Required Action :

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Known Ransomware Campaign Use:

Unknown

Notes :

https://hub.ivanti.com/s/article/Security-Advisory-EPM-February-2026-for-EPM-2024?language=en_US ; https://nvd.nist.gov/vuln/detail/CVE-2026-1603

Impact

Affected Products

The following products are affected by CVE-2026-1603 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	Ivanti	endpoint_manager

: 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.

Version	Severity	Source
CVSS 3.1	HIGH	3c1d8aa1-5a33-4ea4-8992-aadd6440af75
CVSS 3.1	HIGH	MITRE-CVE
CVSS 3.1	HIGH	[email protected]

Solution

Update Ivanti Endpoint Manager to version 2024 SU5 or later to fix authentication bypass.

Update Ivanti Endpoint Manager to version 2024 SU5.
Apply vendor patches for Ivanti Endpoint Manager.

Public PoC/Exploit Available at Github

CVE-2026-1603 has a 1 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-2026-1603.

URL	Resource
https://hub.ivanti.com/s/article/Security-Advisory-EPM-February-2026-for-EPM-2024?language=en_US	Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1603	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-2026-1603 is associated with the following CWEs:

CWE-288: Authentication Bypass Using an Alternate Path or Channel

CWE-306: Missing Authentication for Critical Function

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-2026-1603 weaknesses.

CAPEC-127: Directory Indexing Directory Indexing CAPEC-665: Exploitation of Thunderbolt Protection Flaws Exploitation of Thunderbolt Protection Flaws CAPEC-12: Choosing Message Identifier Choosing Message Identifier CAPEC-36: Using Unpublished Interfaces or Functionality Using Unpublished Interfaces or Functionality CAPEC-62: Cross Site Request Forgery Cross Site Request Forgery CAPEC-166: Force the System to Reset Values Force the System to Reset Values CAPEC-216: Communication Channel Manipulation Communication Channel Manipulation

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).

varaprasad1103/cyber-osint-gpt

None

Python HTML

Updated: 1 week, 6 days ago

0 stars 0 fork 0 watcher

Born at : Jan. 27, 2026, 6:43 a.m. This repo has been linked 3 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-2026-1603 vulnerability anywhere in the article.

CybersecurityNews

CISA Warns of Ivanti Endpoint Manager Authentication Bypass Vulnerability Exploited in Attacks

A serious security flaw in Ivanti Endpoint Manager has caught federal attention after the Cybersecurity and Infrastructure Security Agency (CISA) added it to the Known Exploited Vulnerabilities (KEV) ...