by Kastro
Paper/Archive/CVE-2026-25921

CVE-2026-25921

gogs gogs — Gogs: Cross-repository LFS object overwrite via missing content hash verification

EPSS 0.4%public exploitCVSS 9.3
critical.is priorityof 100
44
CVSS 9.3 (CNA)9.3 / 10 × 3027.9Not in CISA KEV+300.0EPSS percentile 31.2.312 × 206.2Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
gogs< 0.14.2–CNA

Scores by source

GitHub_M (CNA)9.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:L
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: partial

References

refgithub.com/gogs/gogs/security/advisories/GHSA-cj4v-437j-jq4crefgithub.com/gogs/gogs/pull/8166refgithub.com/gogs/gogs/commit/81ee8836445ac888d99da8b652be7d5cbc5c4d5crefgithub.com/gogs/gogs/releases/tag/v0.14.2