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.
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.
Why this VPI (explainable, experimental)
VPI breakdown
| Impact | 91.00 |
| Exploitation signal(No additional exploitation signal) | ×1.00 |
| VPI | 91.00 |
VPI formula vpi-v1