CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2025-54001

WordPress Classter theme <= 2.5 - PHP Object Injection vulnerability

Status: Published
Published: 2026-03-05
Updated: 2026-04-28
Assigning organization: Patchstack

Description

Deserialization of Untrusted Data vulnerability in ThemeREX Classter classter allows Object Injection.This issue affects Classter: from n/a through <= 2.5.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

ThemeREX Classter

Default version status: unaffected

0 to ≤ 2.5affected

References

https://patchstack.com/database/Wordpress/Theme/classter/vulnerability/wordpress-classter-theme-2-5-php-object-injection-vulnerability?_s_id=cve ↗