CVE-2025-11814CWE-79cross-site-scripting

CVE-2025-11814

Medium · published October 16, 2025

CVSS v3.1

6.4

EPSS

Percentile

21.0

In the wild

Unconfirmed

What it is

The Ultimate Addons for WPBakery plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to 3.21.1 (exclusive) due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The record

Technical detail

CVSS v3.1: 6.4 · MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0: Not supplied
EPSS: 0.00295 · 21.0th percentile
Weakness: CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published: 2025-10-16T09:15Z

References (2)

https://patchstack.com/database/wordpress/plugin/ultimate_vc_addons/vulnerability/wordpress-ultimate-addons-for-wpbakery-page-builder-plugin-3-21-1-cross-site-scripting-xss-vulnerability · [email protected]https://www.wordfence.com/threat-intel/vulnerabilities/id/1f41101c-c54f-4e97-a0fb-79a17d5f0929?source=cve · [email protected]

EPSS history

Timeline

16 OCT 04:27Z
Ultimate Addons for WPBakery Page Builder < 3.21.1 - Authenticated (Contributor+) Stored Cross-Site Scripting
cvelistv5