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Case File

CVE-2021-41246

MEDIUM · CVSS 4.6 EPSS 0.89% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-09 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.6. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-41246
Severity
MEDIUM
CVSS
4.6
EPSS
0.89%

Original NVD 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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)