CVE-2025-66073

MEDIUM 6.5

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

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-502
Vendor	cozmoslabs
Product	wp webhooks
Published	Nov 21, 2025
Last Updated	Apr 1, 2026

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Affected Versions

Cozmoslabs / WP Webhooks

0 ≤ 3.3.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Phat RiO | Patchstack Bug Bounty Program