When using plasma on the lock screen, a user can bypass the lock screen and get access to the user's data (with the permissions inherited from the running user). All details in this video: https://picasaweb.google.com/lh/photo/PkIjj0jE__Bt92Eh8eBr_dMTjNZETYmyPJy0liipFm0?feat=directlink Reproducible: Always Steps to Reproduce: 1. Lock your screen 2. Add a wallpaper / pictrue frame widget to your lock screen 3. Now right click to check the option "Save picture / wallpaper" 4. The file open window gives you full privileges of the running user. Actual Results: Full access to the data using the File Open Interface Expected Results: When called from the lock screen, the access should be limited.
*** This bug has been marked as a duplicate of bug 316893 ***