GHSA-9QGF-4FPF-CMH2 Improper Neutralization of Input During Web Page Generation in Jenkins

Jenkins 2.196 and earlier, LTS 2.176.3 and earlier did not escape the reason why a queue items is blcoked in tooltips, resulting in a stored XSS vulnerability exploitable by users able to control parts of the reason a queue item is blocked, such as label expressions not matching any idle executor...