WordPress CBX Poll Plugin PHP Object Injection Vulnerability

A deserialization vulnerability allowing object injection has been identified in the CBX Poll WordPress plugin, affecting versions through 1.2.7. This vulnerability could lead to various injection attacks, including code injection, SQL injection, and path traversal, among others, if a suitable object injection chain is exploited.

Impact

Exploitation of this vulnerability could allow for PHP object injection, which could be leveraged to execute code injection, SQL injection, path traversal, denial-of-service attacks, and more, depending on the presence of an appropriate object injection chain.

Remediation

Users are advised to remove and replace the CBX Poll WordPress plugin, as it is likely abandoned and will not receive further updates or fixes. Deactivating the plugin does not eliminate the security threat unless a virtual patch is applied. Patchstack has issued a virtual patch to mitigate this vulnerability by blocking attacks until an official fix is available.