CVE-2026-55982

OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes

Published Aug 13, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-mg4f-x9v4-6h2p Gitea: OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

Type Values Removed Values Added
First Time appeared Gitea
Gitea gitea Open Source Git Server
Vendors & Products Gitea
Gitea gitea Open Source Git Server
Type Values Removed Values Added
Description OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes
Title OIDC userinfo Endpoint Returns Identity Claims Without Enforcing API Token Scopes
Weaknesses CWE-200
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Gitea
Published
Updated
Aug 14, 2026, 5:42 PM
Reserved
Jul 8, 2026, 9:19 AM
Status
Deferred
Published
Aug 13, 2026, 5:17 PM
Modified
Aug 26, 2026, 4:53 PM