CVE-2025-55420

A Reflected Cross Site Scripting (XSS) vulnerability was found in /index.php in FoxCMS v1.2.6

High · published August 21, 2025

CVSS v3.1
8.8
EPSS
0%
Percentile
41.4
In the wild
Unconfirmed
What it is

A Reflected Cross Site Scripting (XSS) vulnerability was found in /index.php in FoxCMS v1.2.6. When a crafted script is sent via a GET request, it is reflected unsanitized into the HTML response. This permits execution of arbitrary JavaScript code when a logged-in user submits the malicious input.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00493 · 41.4th percentile
Published
2025-08-21T00:00Z
EPSS history
Timeline
  • 21 AUG 00:00Z
    A Reflected Cross Site Scripting (XSS) vulnerability was found in /index.php in FoxCMS v1.2.6
    cvelistv5