Threat intelligence

RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg <= 1.5.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting

CVE-2026-59559 · rt-mega-menu

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Rt Mega Menu at a vulnerable version. How SiteRespond intelligence works

Vulnerability: RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg <= 1.5.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting
Affected software: rt-mega-menu(Plugin)
Affected versions: ≤ 1.5.1
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-59559
Published: 27 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory ff4c217c-3a61-4f96-a698-b7fba1294ace). Methodology and redistribution notes

Check whether your installed version is affected

SiteRespond Defence matches your installed Rt Mega Menu version against this catalog when the Defence plugin is connected to your WordPress site.

Start SiteRespond Defence for WordPress — £29.99/monthScan your website

All Rt Mega Menu advisoriesBack to catalog