WP Fastest Cache <= 0.8.9.0 - Directory Traversal to Arbitrary File Deletion

6.5
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE CVE-2019-6726
CVSS 6.5 (Medium)
Publicly Published January 24, 2022
Last Updated January 31, 2023
Researcher Sebastian Neef

Description

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.

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Vulnerability Details for WP Fastest Cache

Software Type Plugin
Software Slug wp-fastest-cache (view on wordpress.org)
Patched? Yes
Remediation Update to version 0.8.9.1, or a newer patched version
Affected Version
  • <= 0.8.9.0
Patched Version
  • 0.8.9.1

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