CVE-2025-55420

HIGH EPSS 36.5%
Published Aug 21, 202510mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
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Published Aug 21, 2025 10mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
36.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

VendorProductVersionRange
foxcmsfoxcms1.2.6any

References 1

  • notion.so https://www.notion.so/FoxCMS-V1-2-6-Reflected-XSS-in-index-php-2222b2fd021080589d27ef8e1b9ebd86?source=copy_link
    ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.