CRITICALCVSS 9.8EPSS 0.6%

CVE-2026-27780

CVE-2026-27780 updated by NVD

Published: 2026-07-03
Modified: 2026-10-27
EPSS percentile: 48%
Sources: github-advisory, nvd

Summary

Gitea versions before 1.26.0 do not fail closed on bufio.Scanner errors while processing pre-receive hook input, allowing oversized input to bypass branch-protection checks.

Affected packages

Ecosystem	Package	Affected versions	Fixed versions
Go	code.gitea.io/gitea	—	1.26.0

Remediation: Upgrade to 1.26.0 or later.

References

https://nvd.nist.gov/vuln/detail/CVE-2026-27780

Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.