A cross-site request forgery vulnerability exists in Jenkins Warnings Plugin 5.0.0 and earlier in src/main/java/hudson/plugins/warnings/GroovyParser.java that allows attackers to execute arbitrary code via a form validation HTTP endpoint.
https://github.com/advisories/GHSA-mmrv-3cqg-hpf9
https://jenkins.io/security/advisory/2019-01-28/#SECURITY-1295%20%281%29