Insufficient verification of data authenticity in gogs - CVE-2026-25921
Published: May 5, 2026
Vulnerability identifier: #VU129681
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-25921
CWE-ID: CWE-345
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to missing content hash verification. A remote attacker can overwrite LFS object across different repos.
Affected software
gogs
How to mitigate CVE-2026-25921
Install updates from vendor's website.
gogs - update to 0.14.2