Vulnérabilités / CVE-2026-20912

critique

CVE-2026-20912

gitea: Gitea: Cross-Repository Authorization Bypass via Release Attachment Linking Leads to Private Attachment Disclosure

Publiée Modifiée CWE 284, 639, 283
Dans la Trivy database depuis au moins le 24 oct. 2026, 07:11 UTCLa date d'entrée avant ce build n'est pas enregistrée.

Sévérité par source

GHSA5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Red Hat9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Bitnami9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Le label propre à Trivy est CRITICAL. Critique selon Red Hat, Bitnami. Plus basse selon GHSA (moyenne).

Description

Gitea does not properly validate repository ownership when linking attachments to releases. An attachment uploaded to a private repository could potentially be linked to a release in a different public repository, making it accessible to unauthorized users.

Paquets affectés et versions corrigées

SourcePaquetCorrigé en
bitnami::Bitnami Vulnerability Databasegitea1.25.4
go::GitHub Security Advisory Gogithub.com/go-gitea/gitea1.25.4
rapidfort alpine 3.20gitea1.25.4-r0
rapidfort alpine 3.21gitea1.25.4-r0
rapidfort alpine 3.22gitea1.25.4-r0
rapidfort alpine 3.23gitea1.25.4-r0

Références

Les 13 références

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.