CVE-2017-18511: Wpmudev Custom Sidebars

High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The custom-sidebars plugin before 3.0.8.1 for WordPress has CSRF.

Affected products

• Wpmudev Custom Sidebars: before 3.0.8.1 (fixed in 3.0.8.1)

Published 2019-08-14. Last modified 2026-06-17.