RHSA-2026:7384 — Security Advisory
Red Hat Security Advisory: cockpit: Unauthenticated remote code execution due to SSH command-line argument injection
Severity
CriticalRed Hat Product Security
Products
Official CSAF product identity
Published · April 11, 2026
Updated · October 16, 2026
Topic
An update for cockpit is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
Cockpit enables users to administer GNU/Linux servers using a web browser. It offers network configuration, log inspection, diagnostic reports, SELinux troubleshooting, interactive command-line sessions, and more.
Security Fix(es):
- cockpit: ws: be more explicit when handling hostnames on cli (CVE-2026-4631)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.