The Word Balloon WordPress plugin before 4.20.3 does not protect some of its actions against CSRF attacks, allowing an unauthenticated attacker to trick a logged in user to delete arbitrary avatars by clicking a link.
The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.
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https://wpscan.com/vulnerability/f4a7937c-6f4b-49dd-b88a-67ebe718ad19 | third party advisory vdb entry exploit technical description |