High · 7.2 CVE-2025-66073 EUVD-2025-198470GHSA-25fh-5c58-j8q5

WordPress WP Webhooks plugin <= 3.3.8 - PHP Object Injection vulnerability

Published Nov 21, 2025 · Updated Apr 28, 2026 · Assigned by Patchstack

Description

Deserialization of Untrusted Data vulnerability in Cozmoslabs WP Webhooks wp-webhooks allows Object Injection.This issue affects WP Webhooks: from n/a through <= 3.3.8.

Affected products

Vendor	Product	Affected	Fixed
Cozmoslabs	WP Webhooks	≤ 3.3.8	—

References

https://patchstack.com/database/Wordpress/Plugin/wp-webhooks/vulnerability/wordpress-wp-webhooks-plugin-3-3-8-php-object-injection-vulnerability?_s_id=cve vdb-entry