CVE-2026-26232

Gitea OAuth2 authorization codes lack expiry and reuse enforcement

Published Jul 3, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-5v69-g2m3-3hq3 Gitea OAuth2 authorization codes can be reused after expiry
History
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'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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 Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange.
Title Gitea OAuth2 authorization codes lack expiry and reuse enforcement
Weaknesses CWE-294
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Gitea
Published
Updated
Jul 7, 2026, 4:59 PM
Reserved
Mar 3, 2026, 3:25 AM
Status
Deferred
Published
Jul 3, 2026, 9:16 PM
Modified
Oct 25, 2026, 3:10 PM