WordPress Mega Menu <= 2.0.6 - Arbitrary File Creation

9.8
Unrestricted Upload of File with Dangerous Type
CVE CVE-2021-4443
CVSS 9.8 (Critical)
Publicly Published February 22, 2021
Last Updated October 16, 2024
Researcher MikelGorraiz

Description

The WordPress Mega Menu plugin for WordPress is vulnerable to Arbitrary File Creation in versions up to, and including, 2.0.6 via the compiler_save AJAX action. This makes it possible for unauthenticated attackers to create arbitrary PHP files that can be used to execute malicious code.

Wordfence blocked 109 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for WordPress Mega Menu – QuadMenu

Software Type Plugin
Software Slug quadmenu (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.0.7, or a newer patched version
Affected Version
  • <= 2.0.6
Patched Version
  • 2.0.7

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