Jenkins before 1.583 and LTS before 1.565.3 allows remote authenticated users with the Job/READ permission to obtain the default value for the password field of a parameterized job by reading the DOM.
https://github.com/advisories/GHSA-8x8p-mfwv-9fjw
https://wiki.jenkins-ci.org/display/SECURITY/Jenkins+Security+Advisory+2014-10-01