Description Jenkins 2.299 and earlier, LTS 2.289.1 and earlier does not invalidate the previous session on login. Remediation References CVE-2021-21671 Related Vulnerabilities PHP Other Vulnerability (CVE-1999-0058) WordPress Plugin OneLogin SAML SSO Unspecified Vulnerability (2.1.8) WordPress Plugin WP Mail Log Cross-Site Request Forgery (1.0.1) WordPress Plugin CrossSlide jQuery Multiple Vulnerabilities (2.0.5) Drupal Core 8.x.x Cross-Site Scripting (8.0.0 - 8.4.8) Severity High Classification CVE-2021-21671 CWE-384 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities