PT-2026-55603 · Gitea · Gitea Open Source Git Server

Adrian-Doyensec · Published 2026-07-03 · Updated 2026-07-03 · CVE-2026-27775

NVD

Gitea 1.25.5 caches a branch-specific write-permission result across multiple refs in one pre-receive hook session, allowing a per-branch maintainer-edit grant to be reused for other refs and escalate to full repository write access.

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-27775

Affected Products

Gitea Open Source Git Server

References · 5

• https://github.com/go-gitea/gitea/security/advisories/GHSA-649p-mmhf-85c7 · Vendor Advisory
• https://github.com/go-gitea/gitea/pull/38151 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-27775 · Security Note
• https://github.com/go-gitea/gitea/releases/tag/v1.26.3 · Note
• https://blog.gitea.com/release-of-1.26.3-and-1.26.4 · Note