CVE-2026-14855: Schwachstellen-Eintrag (NVD)
The RT Mega Menu plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'css[left]' parameter in all versions up to, and including, 1.5.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- 🔗 plugins.trac.wordpress.org/browser/rt-mega-menu/tags/1.5.1/admin/inc…
- 🔗 plugins.trac.wordpress.org/browser/rt-mega-menu/tags/1.5.1/admin/inc…
- 🔗 plugins.trac.wordpress.org/browser/rt-mega-menu/tags/1.5.1/admin/inc…
- 🔗 plugins.trac.wordpress.org/browser/rt-mega-menu/tags/1.5.1/public/in…
- 🔗 plugins.trac.wordpress.org/browser/rt-mega-menu/tags/1.5.1/public/in…
- 🔗 www.wordfence.com/threat-intel/vulnerabilities/id/4302ab90-…
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📊 Historien-Charts — Criticals-Trend · Vendors · EPSS-Verteilung
| Tier | 2026-08-29 | 2026-09-17 |
|---|---|---|
| ≥90 % | 4 | 0 |
| ≥50 % | 4 | 0 |
| ≥10 % | 3 | 0 |
| <10 % | 304 | 300 |
CVE-2026-14855 | themewant RT Mega Menu Plugin up to 1.5.1 on WordPress css[left] cross site scripting (EUVD-2026-82644)
A vulnerability was found in themewant RT Mega Menu Plugin up to 1.5.1 on WordPress and classified as problematic. This issue affects some unknown processing. The manipulation of the argument css[left] results in cross site scripting. This