Description
A cross-site request forgery vulnerability in Jenkins Slack Notification Plugin 2.19 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.
Remediation
References
http://www.openwall.com/lists/oss-security/2019/03/28/2
http://www.securityfocus.com/bid/107628
https://jenkins.io/security/advisory/2019-03-25/#SECURITY-976