CVE-2018-17583: Wpfastestcache Wp Fastest Cache

Medium severity, CVSS 6.1. EPSS: 1.4% chance of exploitation in the next 30 days.

The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the rules[0][content] parameter in a wpfc_save_exclude_pages action.

Affected products

• Wpfastestcache Wp Fastest Cache: version 0.8.8.5 only

Published 2019-04-15. Last modified 2026-06-17.