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.
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Thu, 11 Dec 2025 16:15:00 +0000
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Thu, 11 Dec 2025 15:30:00 +0000
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Thu, 11 Dec 2025 00:45:00 +0000
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| 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. | |
| Title | Auth0 Next.js SDK has Improper Validation of Query Parameters | |
| Weaknesses | CWE-184 | |
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cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-12-11T00:21:27.687Z
Updated: 2025-12-11T16:09:34.320Z
Reserved: 2025-12-10T17:47:36.418Z
Link: CVE-2025-67716
Updated: 2025-12-11T16:09:29.627Z
Status : Awaiting Analysis
Published: 2025-12-11T01:16:00.890
Modified: 2025-12-12T15:18:13.390
Link: CVE-2025-67716
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