CVE-2026-46393: Haxtheweb Haxcms-Node.js

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

HAX CMS helps manage microsite universe with PHP or NodeJs backends. An authenticated Server-Side Request Forgery (SSRF) vulnerability in versions prior to 26.0.0 allows authenticated users to fetch arbitrary internal or local resources and write the responses to a web-accessible directory, enabling arbitrary file read and internal network access. Version 26.0.0 contains a fix.

Affected products

• Haxtheweb Haxcms-Node.js: before 26.0.0 (fixed in 26.0.0)
• Haxtheweb Haxcms-PHP: before 26.0.0 (fixed in 26.0.0)

Published 2026-06-05. Last modified 2026-06-17.