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 WordPress Plugin Surveys SQL Injection (1.01.8) WordPress Plugin YouTube Embed Cross-Site Scripting (5.0.1) Apache HTTP Server Use After Free Vulnerability (CVE-2017-9798) WordPress Plugin Register IPs Unspecified Vulnerability (1.8.0) WordPress Plugin Testimonial Multiple Vulnerabilities (2.2) 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