Jenkins 2.415 and earlier, LTS 2.401.2 and earlier does not sanitize or properly encode URLs in build logs when transforming them into hyperlinks, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control build log contents.
{
"cpes": [
"cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*",
"cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*"
],
"severity": "Medium"
}