CVE-2019-6726: Wpfastestcache Wp Fastest Cache

Medium severity, CVSS 6.5. EPSS: 4.3% chance of exploitation in the next 30 days.

The WP Fastest Cache plugin through 0.8.9.0 for WordPress allows remote attackers to delete arbitrary files because wp_postratings_clear_fastest_cache and rm_folder_recursively in wpFastestCache.php mishandle ../ in an HTTP Referer header.

Affected products

• Wpfastestcache Wp Fastest Cache: up to and including 0.8.9.0

Published 2019-07-29. Last modified 2026-06-17.