Arbitrary PHP Object Deserialization Vulnerability in Feed Them Social WordPress Plugin

CVE-2022-2437 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

The Feed Them Social – for Twitter feed, Youtube and more plugin for WordPress is vulnerable to deserialization of untrusted input via the 'fts_url' parameter in versions up to, and including 2.9.8.5. This makes it possible for unauthenticated attackers to call files using a PHAR wrapper that will deserialize the data and call arbitrary PHP Objects that can be used to perform a variety of malicious actions granted a POP chain is also present. It also requires that the attacker is successful in uploading a file with the serialized payload.

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