8.8

CVE-2026-27775

Gitea pre-receive hook permission cache allows full repository write access

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerGitea
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Produkt Gitea Open Source Git Server
Default Statusunaffected
Version 1.25.5
Status affected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.57% 0.436
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

https://github.com/go-gitea/gitea/pull/38151
https://github.com/go-gitea/gitea/releases/tag/v1.26.3
https://blog.gitea.com/release-of-1.26.3-and-1.26.4/
https://github.com/go-gitea/gitea/security/advisories/GHSA-649p-mmhf-85c7