Jenkins 2.274 and earlier, LTS 2.263.1 and earlier does not escape notification bar response contents, resulting in a cross-site scripting (XSS) vulnerability.
{
"versions": [
{
"introduced": "0"
},
{
"last_affected": "2.263.1"
},
{
"introduced": "0"
},
{
"last_affected": "2.274"
}
]
}