CVE-2021-4443

CRITICAL Year: 2021
CVSS v3 Score
9.8
Critical
Weakness Type
CWE-434
View all →

Vulnerability 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.

Related Vulnerabilities

CVE-2010-1433

CRITICAL
CVSS:9.8(Critical)

Joomla! Core is prone to a vulnerability that lets attackers upload arbitrary files because the application fails to properly verify user-supplied input. An attacker can exploit this vulnerability to ...

CWE-4342010

CVE-2011-10004

CRITICAL
CVSS:9.8(Critical)

A vulnerability was found in reciply Plugin up to 1.1.7 on WordPress. It has been rated as critical. This issue affects some unknown processing of the file uploadImage.php. The manipulation leads to u...

CWE-4342011

CVE-2011-1134

CRITICAL
CVSS:9.8(Critical)

Cross-Site Scripting (XSS) in Xinha, as included in the Serendipity package before 1.5.5, allows remote attackers to execute arbitrary code in the image manager.

CWE-4342011

CVE-2011-4906

CRITICAL
CVSS:9.8(Critical)

Tiny browser in TinyMCE 3.0 editor in Joomla! before 1.5.13 allows file upload and arbitrary PHP code execution.

CWE-4342011

CVE-2011-4908

CRITICAL
CVSS:9.8(Critical)

TinyBrowser plugin for Joomla! before 1.5.13 allows arbitrary file upload via upload.php.

CWE-4342011

CVE-2012-2226

CRITICAL
CVSS:9.8(Critical)

Invision Power Board before 3.3.1 fails to sanitize user-supplied input which could allow remote attackers to obtain sensitive information or execute arbitrary code by uploading a malicious file.

CWE-4342012