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CVE-2025-48947GHSA-F3FG-MF2Q-FJ3F

NextJS-Auth0 SDK Vulnerable to CDN Caching of Session Cookies

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.6.1
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. In Auth0 Next.js SDK versions 4.0.1 through 4.6.0, `__session` cookies set by auth0.middleware may be cached by CDNs due to missing Cache-Control headers. Three preconditions must be met in order for someone to be affected by the vulnerability: Applications using the NextJS-Auth0 SDK, versions between 4.0.1 to 4.6.0, applications using CDN or edge caching that caches responses with the Set-Cookie header, and if the Cache-Control header is not properly set for sensitive responses. Users should upgrade auth0/nextjs-auth0 to v4.6.1 to receive a patch.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • auth0 nextjs-auth0

    From 4.0.1 · fixed in 4.6.1

  • @auth0/nextjs-auth0npm

    From 4.0.1 · fixed in 4.6.1

References 1

GitHub · auth0/nextjs-auth0