CVE-2025-70842

Published: May 12, 2026Modified: Jun 17, 2026Deferred

5.4

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.3 / Impact: 2.7

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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.

Related CWEs

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (3)

https://github.com/fluentcms/FluentCMS/issues/2404

Source: cve@mitre.org

https://github.com/fluentcms/FluentCMS/pull/2407

Source: cve@mitre.org

https://github.com/fluentcms/FluentCMS/issues/2404

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.