Jenkins 2.540 and earlier, LTS 2.528.2 and earlier does not mask build authorization tokens displayed on the job configuration form, increasing the potential for attackers to observe and capture them.
{
"versions": [
{
"introduced": "0"
},
{
"fixed": "2.528.3"
},
{
"introduced": "0"
},
{
"fixed": "2.541"
}
]
}