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.
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 07 Jul 2026 17:30:00 +0000
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| Metrics |
cvssV3_1
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Mon, 06 Jul 2026 23:15:00 +0000
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| First Time appeared |
Gitea
Gitea gitea Open Source Git Server |
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| Vendors & Products |
Gitea
Gitea gitea Open Source Git Server |
Fri, 03 Jul 2026 20:45:00 +0000
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| Description | 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. | |
| Title | Gitea OAuth2 PKCE S256 challenges are not enforced during token exchange | |
| Weaknesses | CWE-284 | |
| References |
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Projects
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Status: PUBLISHED
Assigner: Gitea
Published:
Updated: 2026-07-07T16:59:17.604Z
Reserved: 2026-03-03T03:25:28.654Z
Link: CVE-2026-26247
Updated: 2026-07-07T16:21:49.787Z
No data.
No data.
OpenCVE Enrichment
Updated: 2026-07-07T19:30:04Z
Weaknesses