CVE-2025-46345

Description

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue has been patched in versions 2.6.7, 2.7.0, and 3.0.0. It is recommended to upgrade to version 3.0.0 or greater.

Weakness Type (CWE)

CWE-290 CWE-290

References

Other References

https://github.com/auth0-extensions/auth0-account-link-extension/pull/187 https://github.com/auth0-extensions/auth0-account-link-extension/security/advisories/GHSA-j2jh-rqff-7vmg

Frequently Asked Questions

What is CVE-2025-46345? +

Auth0 Account Link Extension is an extension aimed to help link accounts easily. Versions 2.3.4 to 2.6.6 do not verify the signature of the provided JWT. This allows the user the ability to supply a forged token and the potential to access user information without proper authorization. This issue has been patched in versions 2.6.7, 2.7.0, and 3.0.0. It is recommended to upgrade to version 3.0.0 or greater.

How do I check if I'm vulnerable to CVE-2025-46345? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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