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CVE-2025-53535GHSA-36RG-GFQ2-3H56

Better Auth has an Open Redirect Vulnerability in originCheck Middleware Affecting Multiple Routes

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.2.10
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

Better Auth is an authentication and authorization library for TypeScript. An open redirect has been found in the originCheck middleware function, which affects the following routes: /verify-email, /reset-password/:token, /delete-user/callback, /magic-link/verify, /oauth-proxy-callback. This vulnerability is fixed in 1.2.10.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • better-auth better-auth

    fixed in 1.2.10

  • better-authnpm

    fixed in 1.2.10

References 1

GitHub · better-auth/better-auth