Jenkins Consul KV Builder Plugin 2.0.13 and earlier does not mask the HashiCorp Consul ACL Token on the global configuration form, increasing the potential for attackers to observe and capture it.

Jenkins Consul KV Builder Plugin 2.0.13 and earlier stores the HashiCorp Consul ACL Token unencrypted in its global configuration file on the Jenkins controller where it can be viewed by users with access to the Jenkins controller file system.