In Jenkins 2.340 through 2.355 (both inclusive) symbol-based icons unescape previously escaped values of 'tooltip' parameters, resulting in a cross-site scripting (XSS) vulnerability.
{
"severity": "Medium",
"cpes": [
"cpe:2.3:a:jenkins:jenkins:*:*:*:*:*:*:*:*"
]
}