High · 8.8 CVE-2025-64353 EUVD-2025-37339GHSA-hp28-jqch-qhrc

WordPress Polylang plugin <= 3.7.3 - Deserialization of untrusted data vulnerability

Published Oct 31, 2025 · Updated Apr 28, 2026 · Assigned by Patchstack

Description

Deserialization of Untrusted Data vulnerability in Chouby Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through <= 3.7.3.

Affected products

Vendor	Product	Affected	Fixed
Chouby	Polylang	≤ 3.7.3	—

References

https://patchstack.com/database/Wordpress/Plugin/polylang/vulnerability/wordpress-polylang-plugin-3-7-3-deserialization-of-untrusted-data-vulnerability?_s_id=cve vdb-entry