Incomplete List of Disallowed Inputs Affecting @auth0/nextjs-auth0 package, versions >=4.9.0 <4.13.0
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Test your applications- Snyk IDSNYK-JS-AUTH0NEXTJSAUTH0-14361679
- published11 Dec 2025
- disclosed10 Dec 2025
- creditJoshua Rogers
Introduced: 10 Dec 2025
NewCVE-2025-67716 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade @auth0/nextjs-auth0 to version 4.13.0 or higher.
Overview
@auth0/nextjs-auth0 is a Next.js SDK for signing in with Auth0
Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs via improper validation of the returnTo parameter. An attacker can cause tokens to be issued with unintended parameters by injecting unauthorized OAuth query parameters into the authorization request.
Note:
This is only exploitable if the application uses the affected SDK versions and processes user-controlled returnTo values.