8.0
HIGH CVSS 3.1
CVE-2026-4802
Cockpit: cockpit: arbitrary command execution via crafted links in system logs ui
Description

A flaw was found in Cockpit. This vulnerability allows a remote attacker to achieve arbitrary command execution on the host by exploiting unsanitized user-controlled parameters within crafted links in the system logs user interface (UI). An attacker can inject shell metacharacters and command substitutions into these parameters, leading to the execution of arbitrary shell commands on the affected system. This could result in a complete system compromise.

INFO

Published Date :

May 11, 2026, 2:16 p.m.

Last Modified :

July 15, 2026, 2:22 a.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-4802 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 Redhat enterprise_linux
2 Redhat enterprise_linux
1 Gnu grub2
1 Ubuntu libefiboot
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 HIGH 53f830b8-0a3f-465b-8143-3b8a9948e749
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH MITRE-CVE
CVSS 3.1 HIGH 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
Solution
Address unsanitized parameters in system logs UI to prevent arbitrary command execution.
  • Update Cockpit to the latest version.
  • Sanitize user-controlled parameters in log links.
  • Validate all input for shell metacharacters.
Public PoC/Exploit Available at Github

CVE-2026-4802 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

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-2026-4802.

URL Resource
https://access.redhat.com/errata/RHSA-2026:21390
https://access.redhat.com/errata/RHSA-2026:21392
https://access.redhat.com/errata/RHSA-2026:21394
https://access.redhat.com/errata/RHSA-2026:21395
https://access.redhat.com/errata/RHSA-2026:21468
https://access.redhat.com/errata/RHSA-2026:21515
https://access.redhat.com/errata/RHSA-2026:21516
https://access.redhat.com/errata/RHSA-2026:21647
https://access.redhat.com/errata/RHSA-2026:21676
https://access.redhat.com/errata/RHSA-2026:21700
https://access.redhat.com/security/cve/CVE-2026-4802
https://bugzilla.redhat.com/show_bug.cgi?id=2451155
https://github.com/cockpit-project/cockpit/blob/e204cd130/pkg/systemd/logsJournal.jsx#L206-L210
http://www.openwall.com/lists/oss-security/2026/05/20/19
https://access.redhat.com/errata/RHSA-2026:21390
https://access.redhat.com/errata/RHSA-2026:21392
https://access.redhat.com/errata/RHSA-2026:21394
https://access.redhat.com/errata/RHSA-2026:21395
https://access.redhat.com/errata/RHSA-2026:21468
https://access.redhat.com/errata/RHSA-2026:21515
https://access.redhat.com/errata/RHSA-2026:21516
https://access.redhat.com/errata/RHSA-2026:21647
https://access.redhat.com/errata/RHSA-2026:21676
https://access.redhat.com/errata/RHSA-2026:21700
https://access.redhat.com/security/cve/CVE-2026-4802
https://bugzilla.redhat.com/show_bug.cgi?id=2451155
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4802.json
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-4802 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

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).

None

Python C# TSQL XSLT Yacc CSS JavaScript Shell Makefile Assembly

Updated: 2 months ago
0 stars 0 fork 0 watcher
Born at : May 18, 2026, 12:03 p.m. This repo has been linked 12 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-2026-4802 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-4802 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 0b0ca135-0b70-47e7-9f44-1890c2a1c46c

    Jul. 15, 2026

    Action Type Old Value New Value
    Changed Affected [{'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v. 10.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream (v. 10)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.0::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream E4S (v.9.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.2::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream E4S (v.9.2)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.4::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v.9.4)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.6::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v.9.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:enterprise_linux:9::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream (v. 9)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v. 10.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 10)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS AUS (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS TUS (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.8.8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS TUS (v.8.8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:9.0::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.9.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:9.2::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.9.2)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_eus:9.4::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v.9.4)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_eus:9.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v.9.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:9::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 9)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:7'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 7', 'defaultStatus': 'unaffected'}] [{'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 10', 'versions': [{'status': 'unaffected', 'version': '0:356.2-1.el10_2', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 10.0 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:334.2-1.el10_0', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:8'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8', 'versions': [{'status': 'unaffected', 'version': '0:310.8-1.el8_10', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.6'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Telecommunications Update Service', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.6'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.8'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.8 Telecommunications Update Service', 'versions': [{'status': 'unaffected', 'version': '0:286.2-1.el8_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.8'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:286.2-1.el8_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:enterprise_linux:9', 'cpe:/o:redhat:enterprise_linux:9'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9', 'versions': [{'status': 'unaffected', 'version': '0:356.2-1.el9_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el9_0', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:286.3-1.el9_2', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.4'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.4 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:311.3-1.el9_4', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.6'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.6 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:334.3-1.el9_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:7'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 7', 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'unaffected'}]
  • CVE Modified by 0b0ca135-0b70-47e7-9f44-1890c2a1c46c

    Jun. 30, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v. 10.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream (v. 10)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.0::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream E4S (v.9.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.2::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream E4S (v.9.2)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.4::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v.9.4)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.6::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream EUS (v.9.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:enterprise_linux:9::appstream'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux AppStream (v. 9)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v. 10.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 10)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS AUS (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS TUS (v.8.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.8.8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_tus:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS TUS (v.8.8)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:9.0::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.9.0)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:9.2::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS E4S (v.9.2)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_eus:9.4::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v.9.4)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_eus:9.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS EUS (v.9.6)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:9::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux BaseOS (v. 9)', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:7'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 7', 'defaultStatus': 'unaffected'}]
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-78
    Added Reference https://access.redhat.com/errata/RHSA-2026:21390
    Added Reference https://access.redhat.com/errata/RHSA-2026:21392
    Added Reference https://access.redhat.com/errata/RHSA-2026:21394
    Added Reference https://access.redhat.com/errata/RHSA-2026:21395
    Added Reference https://access.redhat.com/errata/RHSA-2026:21468
    Added Reference https://access.redhat.com/errata/RHSA-2026:21515
    Added Reference https://access.redhat.com/errata/RHSA-2026:21516
    Added Reference https://access.redhat.com/errata/RHSA-2026:21647
    Added Reference https://access.redhat.com/errata/RHSA-2026:21676
    Added Reference https://access.redhat.com/errata/RHSA-2026:21700
    Added Reference https://access.redhat.com/security/cve/CVE-2026-4802
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2451155
    Added Reference https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-4802.json
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jun. 17, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-4802', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-05-11T00:00:00+00:00'}
  • CVE Modified by [email protected]

    Jun. 17, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:/o:redhat:enterprise_linux:10.2'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 10', 'versions': [{'status': 'unaffected', 'version': '0:356.2-1.el10_2', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux_eus:10.0'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 10.0 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:334.2-1.el10_0', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8', 'versions': [{'status': 'unaffected', 'version': '0:310.8-1.el8_10', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6::baseos', 'cpe:/o:redhat:rhel_e4s:8.6::baseos', 'cpe:/o:redhat:rhel_tus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6::baseos', 'cpe:/o:redhat:rhel_e4s:8.6::baseos', 'cpe:/o:redhat:rhel_tus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Telecommunications Update Service', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_aus:8.6::baseos', 'cpe:/o:redhat:rhel_e4s:8.6::baseos', 'cpe:/o:redhat:rhel_tus:8.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el8_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.8::baseos', 'cpe:/o:redhat:rhel_tus:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.8 Telecommunications Update Service', 'versions': [{'status': 'unaffected', 'version': '0:286.2-1.el8_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:rhel_e4s:8.8::baseos', 'cpe:/o:redhat:rhel_tus:8.8::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:286.2-1.el8_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:enterprise_linux:9::appstream', 'cpe:/o:redhat:enterprise_linux:9::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9', 'versions': [{'status': 'unaffected', 'version': '0:356.2-1.el9_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:enterprise_linux:9::appstream', 'cpe:/o:redhat:enterprise_linux:9::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9', 'versions': [{'status': 'unaffected', 'version': '0:356.2-1.el9_8', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.0::appstream', 'cpe:/o:redhat:rhel_e4s:9.0::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:264.3-1.el9_0', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_e4s:9.2::appstream', 'cpe:/o:redhat:rhel_e4s:9.2::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions', 'versions': [{'status': 'unaffected', 'version': '0:286.3-1.el9_2', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.4::appstream', 'cpe:/o:redhat:rhel_eus:9.4::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.4 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:311.3-1.el9_4', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:rhel_eus:9.6::appstream', 'cpe:/o:redhat:rhel_eus:9.6::baseos'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 9.6 Extended Update Support', 'versions': [{'status': 'unaffected', 'version': '0:334.3-1.el9_6', 'lessThan': '*', 'versionType': 'rpm'}], 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/o:redhat:enterprise_linux:7'], 'vendor': 'Red Hat', 'product': 'Red Hat Enterprise Linux 7', 'packageName': 'cockpit', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'unaffected'}]
  • CVE Modified by [email protected]

    May. 28, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21392
  • CVE Modified by [email protected]

    May. 28, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21676
    Added Reference https://access.redhat.com/errata/RHSA-2026:21700
  • CVE Modified by [email protected]

    May. 28, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21647
  • CVE Modified by [email protected]

    May. 28, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21395
    Added Reference https://access.redhat.com/errata/RHSA-2026:21516
  • CVE Modified by [email protected]

    May. 28, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21515
  • CVE Modified by [email protected]

    May. 27, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21468
  • CVE Modified by [email protected]

    May. 27, 2026

    Action Type Old Value New Value
    Added Reference https://access.redhat.com/errata/RHSA-2026:21390
    Added Reference https://access.redhat.com/errata/RHSA-2026:21394
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    May. 20, 2026

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2026/05/20/19
  • New CVE Received by [email protected]

    May. 11, 2026

    Action Type Old Value New Value
    Added Description A flaw was found in Cockpit. This vulnerability allows a remote attacker to achieve arbitrary command execution on the host by exploiting unsanitized user-controlled parameters within crafted links in the system logs user interface (UI). An attacker can inject shell metacharacters and command substitutions into these parameters, leading to the execution of arbitrary shell commands on the affected system. This could result in a complete system compromise.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-78
    Added Reference https://access.redhat.com/security/cve/CVE-2026-4802
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2451155
    Added Reference https://github.com/cockpit-project/cockpit/blob/e204cd130/pkg/systemd/logsJournal.jsx#L206-L210
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.