Description: CVE-2026-4631, Cockpit's remote login feature passes user-supplied hostnames and usernames from the web interface to the SSH client without validation or sanitization. An attacker with network access to the Cockpit web service can craft a single HTTP request to the login endpoint that injects malicious SSH options or shell commands, achieving code execution on the Cockpit host without valid credentials. The injection occurs during the authentication flow before any credential verification takes place, meaning no login is required to exploit the vulnerability. CVE-2026-4800, lodash vulnerable to Code Injection via `_.template` imports key names CVE-2026-4802, 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 thes...
- https://bugs.mageia.org/show_bug.cgi?id=35563
- https://www.openwall.com/lists/oss-security/2026/05/20/19
- https://github.com/cockpit-project/cockpit/releases/tag/339
- https://github.com/cockpit-project/cockpit/releases/tag/340
- https://github.com/cockpit-project/cockpit/releases/tag/341
- https://github.com/cockpit-project/cockpit/releases/tag/341.1
- https://github.com/cockpit-project/cockpit/releases/tag/342
- https://github.com/cockpit-project/cockpit/releases/tag/343
- https://github.com/cockpit-project/cockpit/releases/tag/344
- https://github.com/cockpit-project/cockpit/releases/tag/345
- https://github.com/cockpit-project/cockpit/releases/tag/346
- https://github.com/cockpit-project/cockpit/releases/tag/347
- https://github.com/cockpit-project/cockpit/releases/tag/348
- https://github.com/cockpit-project/cockpit/releases/tag/349
- https://github.com/cockpit-project/cockpit/releases/tag/350
- https://github.com/cockpit-project/cockpit/releases/tag/351
- https://github.com/cockpit-project/cockpit/releases/tag/352
- https://github.com/cockpit-project/cockpit/releases/tag/353
- https://github.com/cockpit-project/cockpit/releases/tag/353.1
- https://github.com/cockpit-project/cockpit/releases/tag/354
- https://github.com/cockpit-project/cockpit/releases/tag/355
- https://github.com/cockpit-project/cockpit/releases/tag/356
- https://github.com/cockpit-project/cockpit/releases/tag/356.1
- https://github.com/cockpit-project/cockpit/releases/tag/356.2
- https://github.com/advisories/GHSA-rq49-h582-83m7
- https://github.com/advisories/GHSA-r5fr-rjxr-66jc
- https://github.com/advisories/GHSA-3wjm-5g86-c6p3
- https://www.cve.org/CVERecord?id=CVE-2026-4802
- https://www.cve.org/CVERecord?id=CVE-2026-4631
- https://www.cve.org/CVERecord?id=CVE-2026-4800
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- 9/core/cockpit-356.2-1.mga9
Publication date:05 Jun 2026
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