Jenkins and Jenkins Plugin are both Jenkins open source products. jenkins is an application. An open source automation server, Jenkins provides hundreds of plugins to support building, deploying, and automating any project. jenkins Plugin is an application. jenkins incapptic connect uploader Plugin originally had a security vulnerability that stemmed from the plugin storing unencrypted tokens in the An attacker with extended read access or access to the Jenkins controller file system could exploit this vulnerability to view the configuration file and unencrypted tokens.