CVE-2026-4811

medium

Description

The WPB Floating Menu & Categories for WordPress – Sticky Side Menu with Icons plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'Icon CSS Class' category field in all versions up to, and including, 1.0.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Editor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/961702ff-60fb-41ff-99b0-a37ade051083?source=cve

https://plugins.trac.wordpress.org/browser/wpb-floating-menu-or-categories/tags/1.0.8/admin/category-icon.php#L41

Details

Source: Mitre, NVD

Published: 2026-05-21

Updated: 2026-05-21

Risk Information

CVSS v2

Base Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:M/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.9

Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Severity: Medium

EPSS

EPSS: 0.0001