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NPM: Better Auth: OAuth callback accepts mismatched `state` when cookie-backed state storage is used without PKCE

🗓️ 15 May 2026 17:33:40Reported by PatchstackType 
patchstack
 patchstack
🔗 patchstack.com👁 6 Views

OAuth callback accepts mismatched state with cookie storage and no PKCE in Better Auth before 1.6.2.

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15 May 2026 17:33Current
5.8Medium risk
Vulners AI Score5.8
6