The AI ChatBot WordPress plugin before 4.4.7 unserializes user input from cookies via an AJAX action available to unauthenticated users, which could allow them to perform PHP Object Injection when a suitable gadget is present on the blog
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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