CVE-2018-13136: Ultimatemember Ultimate Member

Medium severity, CVSS 6.1. EPSS: 1.5% chance of exploitation in the next 30 days.

The Ultimate Member (aka ultimatemember) plugin before 2.0.18 for WordPress has XSS via the wp-admin settings screen.

Affected products

• Ultimatemember Ultimate Member: before 2.0.18 (fixed in 2.0.18)

Published 2018-07-04. Last modified 2026-06-17.