VULNERABILITY INTELLIGENCE

CVE-2026-27147

CVSS score6.9 MEDIUM

EPSS probability0.23%

CISA KEVNot currently listed

Published2026-02-21

Last modified2026-06-17

Description

GetSimple CMS is a content management system. All versions of GetSimple CMS are vulnerable to XSS through SVG file uploads. Authenticated users can upload SVG files via the administrative upload functionality, but they are not properly sanitized or restricted, allowing an attacker to embed malicious JavaScript. When the uploaded SVG file is accessed, the script executes in the browser. This issue does not have a fix at the time of publication.