Improper Authentication in Gitea - CVE-2026-58423
Published: July 1, 2026 / Updated: July 1, 2026
Vulnerability identifier: #VU136606
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-58423
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in SSH LFS sub-verb handling. A remote user can bypass authentication process and gain read access to private repositories.
Affected software
Gitea
How to mitigate CVE-2026-58423
Install updates from vendor's website.
Gitea - update to 1.26.3