Vulnerability in Gogs
CVE-2026-25921
Gogs is an open source self-hosted Git service. Prior to version 0.14.2, overwritable LFS object across different repos leads to supply-chain attack, all LFS objects are vulnerable to be maliciously overwritten by malicious attackers. This issue has been patched in version 0.14.2.
EPSS: 0.003 (25.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L.
Affected products
- Gogs — versions < 0.14.2
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-25921?
- CVE-2026-25921 is a critical-severity vulnerability in Gogs, classified under Insufficient Verification of Data Authenticity. CVSS score: 9.3/10. Published 2026-03-05.
- How severe is CVE-2026-25921?
- Critical severity. CVSS v3 base score is 9.3 out of 10.