PT-2026-55597 · Gitea · Gitea Open Source Git Server

Aisle Research

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Published

2026-07-03

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Updated

2026-07-03

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CVE-2026-26247

None

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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.

Improper Access Control

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Weakness Enumeration

Related Identifiers

CVE-2026-26247

Affected Products

Gitea Open Source Git Server