Main Vulnerability Database Vulnerabilities #VU129681

Insufficient verification of data authenticity in gogs - CVE-2026-25921

Published: May 5, 2026

Vulnerability identifier: #VU129681

CSH Severity: High

CVSSv4.0: 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/E:P/U:Amber

CVE-ID: CVE-2026-25921

CWE-ID: CWE-345

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerable software:
gogs

Software vendor:
gogs.io

Description

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.

Install updates from vendor's website.