GHSA-f3fg-mf2q-fj3fHigh

NextJS-Auth0 SDK Vulnerable to CDN Caching of Session Cookies

Published
June 4, 2025
Last Modified
June 4, 2025

🔗 CVE IDs covered (1)

CVE-2025-48947 →

📋 Description

Overview In Auth0 Next.js SDK versions 4.0.1 to 4.6.0, __session cookies set by auth0.middleware may be cached by CDNs due to missing Cache-Control headers.

Am I Affected? You are affected by this vulnerability if you meet the following preconditions:

  1. Applications using the NextJS-Auth0 SDK, versions between 4.0.1 to 4.6.0,
  2. Applications using CDN or edge caching that caches responses with the Set-Cookie header.
  3. If the Cache-Control header is not properly set for sensitive responses.

Fix Upgrade auth0/nextjs-auth0 to v4.6.1.

🎯 Affected products1

  • npm/@auth0/nextjs-auth0:>= 4.0.1, <= 4.6.0

🔗 References (4)