CVE-2022-34154 in ideasToCode Enable SVG, WebP & ICO Upload Plugin
Summary
by MITRE • 08/01/2022
Authenticated (author or higher user role) Arbitrary File Upload vulnerability in ideasToCode Enable SVG, WebP & ICO Upload plugin <= 1.0.1 at WordPress.
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Analysis
by VulDB Data Team • 02/21/2025
The CVE-2022-34154 vulnerability represents a critical security flaw in the ideasToCode Enable SVG WebP & ICO Upload WordPress plugin, specifically affecting versions up to and including 1.0.1. This vulnerability arises from insufficient input validation and sanitization mechanisms within the plugin's file upload functionality, allowing authenticated users with author or higher privileges to upload arbitrary files to the target WordPress installation. The flaw stems from the plugin's failure to properly verify file types and contents before storing uploaded files, creating a pathway for malicious file execution within the web application environment. The vulnerability is particularly dangerous because it requires only author-level privileges, which are commonly granted to trusted contributors within WordPress environments, making exploitation relatively accessible to attackers who have gained access to such accounts. The security implications extend beyond simple file upload capabilities, as the vulnerability enables potential code execution and system compromise through malicious file uploads.
The technical implementation of this vulnerability occurs through the plugin's handling of uploaded files, where the system fails to validate file extensions against a whitelist of allowed formats or perform content-based verification of file types. When an authenticated user uploads a file, the plugin processes the upload without adequate sanitization checks, allowing files with potentially malicious extensions or content to be stored in the WordPress uploads directory. This weakness creates a persistent threat vector that can be exploited to upload web shells, malicious scripts, or other harmful file types that can be executed within the context of the web server. The vulnerability operates under CWE-434, which specifically addresses Unrestricted Upload of File with Dangerous Type, and aligns with ATT&CK technique T1505.003 for Unsecured Credentials and T1059.001 for Command and Scripting Interpreter, as the uploaded files can be executed to gain further system access. The flaw essentially bypasses WordPress's built-in security measures for file uploads, creating a backdoor within the legitimate plugin functionality.
The operational impact of CVE-2022-34154 extends far beyond the immediate compromise of individual user accounts, as it enables attackers to establish persistent access to WordPress installations and potentially escalate privileges within the broader network infrastructure. Once an attacker successfully uploads a malicious file, they can execute arbitrary code on the web server, potentially leading to complete system compromise, data exfiltration, or the establishment of command and control channels. The vulnerability's impact is amplified by the fact that it affects the core WordPress file upload mechanisms, meaning that successful exploitation can result in unauthorized access to all data stored within the WordPress environment. Organizations using affected plugin versions face significant risks including potential data breaches, service disruption, and reputational damage. The vulnerability also creates opportunities for attackers to use the compromised WordPress installation as a launchpad for further attacks against internal network resources, as WordPress installations often have access to databases and other internal systems. This makes the vulnerability particularly concerning for enterprises that rely on WordPress for business-critical applications or content management systems.
Mitigation strategies for CVE-2022-34154 must address both immediate remediation and long-term security improvements. The most effective immediate solution involves updating the affected plugin to version 1.0.2 or later, which includes proper file validation and sanitization measures. Administrators should also implement additional security controls including restricting file upload capabilities, implementing strict file type whitelisting, and configuring web server-level restrictions to prevent execution of uploaded files. Network-level protections such as web application firewalls and intrusion detection systems can help detect and block exploitation attempts. Organizations should conduct comprehensive security audits of their WordPress installations to identify any other potentially vulnerable plugins or themes. Regular security monitoring and vulnerability scanning should be implemented to detect similar issues before they can be exploited. The mitigation approach should also include user access control reviews to ensure that only necessary users have author-level privileges, reducing the attack surface for this specific vulnerability. Additionally, implementing proper security configurations such as disabling file execution in upload directories and maintaining regular backups can significantly reduce the impact of successful exploitation attempts.