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auth0/nextjs-auth0 · Security

NextJS-Auth0 SDK Vulnerable to CDN Caching of Session Cookies

GHSA ID
GHSA-f3fg-mf2q-fj3f
CVE ID
CVE-2025-48947
Severity
high
Published
Updated
CVSS v4
7.7 · CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

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.

CWEs

  • CWE-525 · Use of Web Browser Cache Containing Sensitive Information

References

Open GitHub