XSS in Flatpress

CVE-2024-9699

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.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (25.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-9699?
CVE-2024-9699 is a medium-severity vulnerability in Flatpress, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-03-20.
How severe is CVE-2024-9699?
Medium severity. CVSS v3 base score is 5.4 out of 10.