WP Compress – Image Optimizer [All-In-One] <= 6.10.33 - Unauthenticated Directory Traversal via css

9.1
Path Traversal: '../filedir'
CVE CVE-2023-6699
CVSS 9.1 (Critical)
Publicly Published January 3, 2024
Last Updated January 22, 2024
Researcher Krzysztof Zając - CERT PL

Description

The WP Compress – Image Optimizer [All-In-One] plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 6.10.33 via the css parameter. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.

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Vulnerability Details for WP Compress – Instant Performance & Speed Optimization

Software Type Plugin
Software Slug wp-compress-image-optimizer (view on wordpress.org)
Patched? Yes
Remediation Update to version 6.10.34, or a newer patched version
Affected Version
  • <= 6.10.33
Patched Version
  • 6.10.34

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