WordPress FLAP Business Theme PHP Object Injection Vulnerability

A deserialization vulnerability allowing object injection has been identified in the FLAP - Business WordPress Theme, affecting versions through 1.5. This vulnerability arises from the theme's improper handling of untrusted data, which could potentially be exploited to execute arbitrary code, inject malicious SQL, traverse file paths, cause denial-of-service conditions, and more, if a suitable payload operation chain is available.

Impact

Exploitation of this vulnerability could lead to PHP object injection, allowing for a range of attacks including code execution, SQL injection, path traversal, and denial-of-service, depending on the presence of a proper payload operation chain.

Remediation

Users are advised to update to a version of the FLAP - Business WordPress Theme later than 1.5. For those unable to update immediately, Patchstack offers a virtual patch that blocks attacks targeting this vulnerability.