Description
Jenkins Build Failure Analyzer Plugin 1.27.0 and earlier does not escape matching text in a form validation response, resulting in a cross-site scripting (XSS) vulnerability exploitable by attackers able to provide console output for builds used to test build log indications.
Remediation
References
http://www.openwall.com/lists/oss-security/2020/09/01/3
https://jenkins.io/security/advisory/2020-09-01/#SECURITY-1770