by Kastro
Paper/Archive/CVE-2026-55982

CVE-2026-55982

Gitea Gitea Open Source Git Server — OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes

EPSS 0.5%public exploitCVSS 9.1
critical.is priorityof 100
46
CVSS 9.1 (ADP)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 43.2.432 × 208.6Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes

Affected

ProductAffectedFixed inSource
Gitea Open Source Git Server1.26.2–CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitgithub.com/go-gitea/gitea/security/advisories/GHSA-mg4f-x9v4-6h2prefgithub.com/go-gitea/gitea/releases/tag/v1.27.0refblog.gitea.com/gitea-1.27.0-is-released