CVE-2026-20912

CRITICAL

9.1

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.19.1

SeveridadeCRITICAL

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/22/2026

Ultima modificacao1/29/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

gitea:gitea

Fraquezas (CWE)

CWE-284CWE-639

Referencias

https://blog.gitea.com/release-of-1.25.4/(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/pull/36320(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/pull/36355(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/releases/tag/v1.25.4(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/security/advisories/GHSA-vfmv-f93v-37mw(88ee5874-cf24-4952-aea0-31affedb7ff2)

Correlacoes IOC

Sem correlacoes registradas

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