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OAuthLib: Token grants can use attacker-supplied client_id for authorization after authenticating a different client

🗓️ 30 Oct 2026 22:58:16Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 4 Views

OAuthlib allows using an attacker-supplied client_id for authorization after authentication.

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30 Oct 2026 22:58Current
5.8Medium risk
Vulners AI Score5.8
CVSS 48.4
EPSS0.00312
4