Jenkins Bitbucket Branch Source Plugin 886.v44cf5e4ecec5 and earlier prints the Bitbucket OAuth access token as part of the Bitbucket URL in the build log in some cases.

In Jenkins Bitbucket Branch Source Plugin 866.vdea_7dcd3008e and earlier, except 848.850.v6a_a_2a_234a_c81, when discovering pull requests from forks, the trust policy "Forks in the same account" allows changes to Jenkinsfiles from users without write access to the project when using Bitbucket Server.