Description
A sandbox bypass vulnerability in Jenkins Splunk Plugin 1.7.4 and earlier allowed attackers with Overall/Read permission to provide a Groovy script to an HTTP endpoint that can result in arbitrary code execution on the Jenkins master JVM.
Remediation
References
http://www.openwall.com/lists/oss-security/2019/08/28/4
https://jenkins.io/security/advisory/2019-08-28/#SECURITY-1294