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 Event Management Tickets Booking By Event Monster Cross-Site Scripting (1.0.7) IBM RTC Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2017-1099) PHP Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2012-2376) Vanilla Forums Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') Vulnerability (CVE-2019-9889) PHP Other Vulnerability (CVE-2011-0420) 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