The MAS Videos WordPress plugin through 1.3.4 does not perform any capability or ownership check...

The MAS Videos WordPress plugin through 1.3.4 does not perform any capability or ownership check when handling its front-end video and playlist deletion requests, and the nonce it verifies is tied only to a static action rather than to the targeted object, allowing any authenticated user with a minimal role to permanently delete arbitrary posts, pages, attachments and other content belonging to other users.