CVE-2026-48527

Published: May 29, 2026Modified: Jul 21, 2026Deferred

8.7

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Exploitability: 2.3 / Impact: 5.8

Source: security-advisories@github.com (Secondary)

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.

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (2)

https://github.com/haxtheweb/issues/security/advisories/GHSA-g2g8-95qg-v35h

Source: security-advisories@github.com

https://github.com/haxtheweb/issues/security/advisories/GHSA-g2g8-95qg-v35h

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.