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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-48527

HaxCMS has a stored Cross-Site Scripting (XSS) bypass in saveNode endpoint

Description

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Versions up to and including 26.0.0 are affected by a stored cross-site scripting (XSS) vulnerability in the `/system/api/saveNode` endpoint. An authenticated user with a permission to edit pages can bypass the HTML sanitizer by injecting an event handler attribute without whitespace before the attribute name. @haxtheweb/haxcms-nodejs 26.0.1 and haxcms-php 26.0.2 patch the issue.

Affected products

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

haxtheweb haxcms-nodejs

  • < 26.0.1affected

haxtheweb haxcms-php

  • < 26.0.2affected

References