Description
Multiple form validation endpoints in Jenkins useMango Runner Plugin 1.4 and earlier do not escape values received from the useMango service, resulting in a cross-site scripting (XSS) vulnerability exploitable by users able to control the values returned from the useMango service.
Remediation
References
http://www.openwall.com/lists/oss-security/2020/04/07/3
https://jenkins.io/security/advisory/2020-04-07/#SECURITY-1780