Vulnerability Description
Express OpenID Connect is express JS middleware implementing sign on for Express web apps using OpenID Connect. Versions before and including `2.5.1` do not regenerate the session id and session cookie when user logs in. This behavior opens up the application to various session fixation vulnerabilities. Versions `2.5.2` contains a patch for this issue.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Auth0 | Express Openid Connect | >= 2.3.0, < 2.5.2 |
Related Weaknesses (CWE)
References
- https://github.com/auth0/express-openid-connect/commit/5ab67ff2bd84f76674066b5e1PatchThird Party Advisory
- https://github.com/auth0/express-openid-connect/releases/tag/v2.5.2Release NotesThird Party Advisory
- https://github.com/auth0/express-openid-connect/security/advisories/GHSA-7rg2-qxThird Party Advisory
- https://github.com/auth0/express-openid-connect/commit/5ab67ff2bd84f76674066b5e1PatchThird Party Advisory
- https://github.com/auth0/express-openid-connect/releases/tag/v2.5.2Release NotesThird Party Advisory
- https://github.com/auth0/express-openid-connect/security/advisories/GHSA-7rg2-qxThird Party Advisory
FAQ
What is CVE-2021-41246?
CVE-2021-41246 is a vulnerability with a CVSS score of 4.6 (MEDIUM). Express OpenID Connect is express JS middleware implementing sign on for Express web apps using OpenID Connect. Versions before and including `2.5.1` do not regenerate the session id and session cooki...
How severe is CVE-2021-41246?
CVE-2021-41246 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-41246?
Check the references section above for vendor advisories and patch information. Affected products include: Auth0 Express Openid Connect.