Jenkins Assembla Auth Plugin 1.14 and earlier does not verify that the permissions it grants are enabled, resulting in users with EDIT permissions to be granted Overall/Manage and Overall/SystemRead permissions, even if those permissions are disabled and should not be granted.

A cross-site request forgery (CSRF) vulnerability in Jenkins Assembla Auth Plugin 1.14 and earlier allows attackers to trick users into logging in to the attacker's account.

A missing permission check in Jenkins Assembla merge request builder Plugin 1.1.13 and earlier allows unauthenticated attackers to trigger builds of jobs corresponding to the attacker-specified repository.

Jenkins Assembla Plugin stores credentials unencrypted in its global configuration file on the Jenkins master where they can be viewed by users with access to the master file system.

Jenkins Assembla Auth Plugin stores credentials unencrypted in the global config.xml configuration file on the Jenkins master where they can be viewed by users with access to the master file system.