GitHub Advisoryadvisory · npm

GHSA-f3fg-mf2q-fj3f NextJS-Auth0 SDK Vulnerable to CDN Caching of Session Cookies

HIGH Published 2025-06-04 Modified 2025-06-04 Official page ↗
Aliases
CVE-2025-48947
Ecosystem
npm
Packages
@auth0/nextjs-auth0
Severity
High
CVSS vector
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
Weaknesses
CWE-525
Reviewed
2025-06-04

Affected packages

• npm @auth0/nextjs-auth0: >= 4.0.1, < 4.6.1 → fixed in 4.6.1

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.

Related

Alias · CVE (1)

  • CVE-2025-48947 The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. vulnerability

Weakness · CWE (1)

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

References