CVE-2024-9699: Flatpress

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability in the file upload functionality of the FlatPress CMS admin panel (version latest) allows an attacker to upload a file with a JavaScript payload disguised as a filename. This can lead to a Cross-Site Scripting (XSS) attack if the uploaded file is accessed by other users. The issue is fixed in version 1.4.dev.

Affected products

• Flatpress Flatpress: before 1.4 (fixed in 1.4)

Published 2025-03-20. Last modified 2026-06-17.