CVE-2026-66688 MEDIUM

CVE-2026-66688: WordPress Ultimate Addons for Elementor plugin <= 1.45.2 - Cross Site Scripting (XSS) vulnerability

Vendor Brainstorm Force

Product Ultimate Addons for Elementor

Weakness CWE-79 · XSS

Published August 6, 2026

Last update August 6, 2026

View on NVD All CVEs

CVSS base score

6.5/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Contributor Cross Site Scripting (XSS) in Ultimate Addons for Elementor <= 1.45.2 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Ultimate Addons for Elementor versions up to 1.45.2 contain a stored cross-site scripting (XSS) vulnerability. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they view affected pages. The vulnerability requires user interaction and can affect site visitors across the platform.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers and steal their session data or perform actions on their behalf.

Potential impact on your site

04Site Impact

Authenticated users can inject scripts affecting other visitors; attackers may steal admin sessions or modify site content.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account on the site; victim must view a page containing the injected script.

Key dates

06Disclosure timeline

August 6, 2026 CVE published

August 6, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-66688 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

Related vulnerabilities

Identifiers

CVE CVE-2026-66688

CWE CWE-79

CVSS 6.5 / MEDIUM

Affected versions