GitHub Advisoryadvisory · npm

GHSA-mr6f-h57v-rpj5 Improper Validation of Query Parameters in Auth0 Next.js SDK

LOW Published 2025-12-10 Modified 2025-12-11 Official page ↗
Aliases
CVE-2025-67716
Ecosystem
npm
Packages
@auth0/nextjs-auth0
Severity
Low
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Weaknesses
CWE-184
Reviewed
2025-12-10

Affected packages

• npm @auth0/nextjs-auth0: >= 4.9.0, < 4.13.0 → fixed in 4.13.0

Description

Description An input-validation flaw in the returnTo parameter in the Auth0 Next.js SDK could allow attackers to inject unintended OAuth query parameters into the Auth0 authorization request. Successful exploitation may result in tokens being issued with unintended parameters Am I Affected? You are affected if you meet the following preconditions: • Applications using the auth0/nextjs-auth0 SDK version prior to 4.13.0 Affected product and versions Auth0/nextjs-auth0 versions >= 4.9.0 and < 4.13.0 Resolution Upgrade Auth0/nextjs-auth0 version to v4.13.0 Acknowledgements Okta would like to thank Joshua Rogers (MegaManSec) for their discovery and responsible disclosure.

Related

Alias · CVE (1)

  • CVE-2025-67716 The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. vulnerability

Weakness · CWE (1)

  • CWE-184 Incomplete List of Disallowed Inputs weakness

References