> CVE-2026-27775

« BACK_TO_HOME
PUBLISHED
2026-07-03 21:16
MODIFIED
2026-07-03 21:16
EPSS (Prob. Exploit)
0.91%
Top 40.1%
DATA SOURCES:
NVD 🔗 2026-07-03 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-11-01 GITHUB 🔗 2026-11-05 OSV 🔗 2026-11-02

> DESCRIPTION

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.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> WEAKNESSES

CWE-863

> CWE DETAILED DESCRIPTIONS

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.

> GITHUB SECURITY ADVISORY

GHSA-649p-mmhf-85c7 HIGH

Gitea: Cached Per-Branch Permission Check in Pre-Receive Hook Allows Full Repository Write

AFFECTED PACKAGES:
GO / code.gitea.io/gitea
< 1.26.3
Fixed in: 1.26.3

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

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

AFFECTED PACKAGES:
Unknown / Unknown
1 versions affected
ALIASES:
GHSA-649p-mmhf-85c7, GO-2026-6043

> HISTORIQUE DES MODIFICATIONS

Première apparition
03/07/2026 21:16
Source: NVD
📊 ENRICHISSEMENT 01/08/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
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.
Total des modifications: 1 Dernière mise à jour: 3 months ago

> REFERENCES

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