CVE-2025-70842

Medium severity, CVSS 5.4. EPSS: 0.1% chance of exploitation in the next 30 days.

A Stored Cross-Site Scripting (XSS) vulnerability was discovered in the File Management module of FluentCMS 1.2.3. The flaw allows an authenticated administrator to upload crafted SVG files containing malicious JavaScript code. Once uploaded, the script executes in the browser of any user who accesses the direct URL of the image, including unauthenticated visitors.

Published 2026-05-12. Last modified 2026-06-17.