Jenkins Bitbucket Server Integration Plugin 3.1.0 and earlier does not limit URL schemes for callback URLs on OAuth consumers, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to create BitBucket Server consumers.

Affected: Maven: io.jenkins.plugins:atlassian-bitbucket-server-integration

Jenkins Bitbucket Server Integration Plugin 3.1.0 and earlier does not limit URL schemes for callback URLs on OAuth consumers, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to create BitBucket Server consumers.