Zafiyetler / CVE-2026-26247

kritik

CVE-2026-26247

Gitea OAuth2 PKCE S256 verifier bypass

Yayın Değişiklik CWE 284
En geç 24 Eki 2026, 07:11 UTC tarihinden beri Trivy database'indeO derlemeden önce ne zaman girdiği kayıtlı değil.

Kaynağa göre önem derecesi

GHSA9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Trivy'nin kendi etiketi CRITICAL. Kritik diyenler: GHSA.

Açıklama

Gitea versions before 1.25.5 do not persist the OAuth2 PKCE S256 challenge method correctly during authorization, allowing token exchange without the expected verifier check.

Etkilenen paketler ve düzeltilmiş sürümler

KaynakPaketDüzeltildiği sürüm
go::GitHub Security Advisory Gocode.gitea.io/gitea1.25.5
rapidfort alpine 3.20gitea1.27.1-r0
rapidfort alpine 3.21gitea1.27.1-r0
rapidfort alpine 3.22gitea1.27.1-r0
rapidfort alpine 3.23gitea1.27.1-r0
rapidfort alpine 3.24gitea1.27.1-r0

Referanslar

9 referansın hepsi

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.