CVE-2024-6520

4.4 MEDIUM
Published: July 27, 2024 Modified: April 08, 2026
View on NVD

Description

The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom error message in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://plugins.trac.wordpress.org/changeset/3125227/
Source: security@wordfence.com
Patch
https://wordpress.org/plugins/fluentform/#developers
Source: security@wordfence.com
Release Notes
https://plugins.trac.wordpress.org/changeset/3125227/
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://wordpress.org/plugins/fluentform/#developers
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
4.4 / 10.0
EPSS (Exploit Probability)
0.2%
44th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

fluentforms