Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- 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/logsJourna
- http://www.openwall.com/lists/oss-security/2026/05/20/19
FAQ
What is CVE-2026-4802?
CVE-2026-4802 is a vulnerability with a CVSS score of 8.0 (HIGH). 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...
How severe is CVE-2026-4802?
CVE-2026-4802 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-4802?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.