Critical · 9.8 CVE-2026-57744 EUVD-2026-43387GHSA-7fcw-pr2j-6ff2

WordPress RT-Theme 18 | Extensions plugin <= 2.5 - PHP Object Injection vulnerability

Published Jul 13, 2026 · Updated Jul 13, 2026 · Assigned by Patchstack

Vendor: stmcan Product: RT-Theme 18 | Extensions

Description

Deserialization of Untrusted Data vulnerability in stmcan RT-Theme 18 | Extensions rt18-extensions allows Object Injection.This issue affects RT-Theme 18 | Extensions: from n/a through <= 2.5.

Affected products

Vendor	Product	Affected	Fixed
stmcan	RT-Theme 18 \| Extensions	≤ 2.5	—

References

https://patchstack.com/database/Wordpress/Plugin/rt18-extensions/vulnerability/wordpress-rt-theme-18-extensions-plugin-2-5-php-object-injection-vulnerability?_s_id=cve vdb-entry