description: Jenkins 2.227 and earlier, LTS 2.204.5 and earlier does not properly escape node labels that are shown in the form validation for label expressions on job configuration pages, resulting in a stored XSS vulnerability exploitable by users able to define node labels.
affected:
{
product: Jenkins
vendor: Jenkins project
versions:
lessThanOrEqual: 2.227, status: affected, version: unspecified, versionType: custom
lessThanOrEqual: LTS 2.204.5, status: affected, version: unspecified, versionType: custom
}