CVE-2025-15549

MEDIUM

4.8

Description

FluentCMS 2026 contains a stored cross-site scripting vulnerability that allows authenticated administrators to upload SVG files with embedded JavaScript via the File Management module. Attackers can upload malicious SVG files that execute JavaScript in the browser of any user accessing the uploaded file URL.

CVE Details

CVSS v3.1 Score4.8

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionREQUIRED

Published1/29/2026

Last Modified3/10/2026

Sourcenvd

Honeypot Sightings0

Affected Products

fluentcms:fluentcms

Weaknesses (CWE)

CWE-79

References

https://github.com/fluentcms/FluentCMS/issues/2404(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/fluentcms-stored-xss-via-svg-upload-in-file-management(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.