CVE-2025-67716
5.7 · MEDIUMOverview
CVE-2025-67716 is a medium-severity vulnerability affecting auth0 nextjs-auth0. It was published on December 11, 2025 and has a CVSS 3.1 base score of 5.7 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.7, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
The Auth0 Next.js SDK is a library for implementing user authentication in Next.js applications. Versions 4.9.0 through 4.12.1 contain an input-validation flaw in the returnTo parameter, which 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. This issue is fixed in version 4.13.0.
Remediation
Check the references section for vendor advisories and patches from auth0. Update nextjs-auth0 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| auth0 | nextjs-auth0 | >= 4.9.0, < 4.12.1 | Affected |
Frequently Asked Questions
What is CVE-2025-67716?
CVE-2025-67716 is a medium-severity vulnerability affecting auth0 nextjs-auth0. It was published on December 11, 2025 and has a CVSS 3.1 base score of 5.7 (MEDIUM).
How severe is CVE-2025-67716?
This vulnerability has a CVSS 3.1 base score of 5.7, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-67716?
Check the references section for vendor advisories and patches from auth0. Update nextjs-auth0 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-67716?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-67716 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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