CVE-2022-3132 in Goolytics Plugin
Summary
by MITRE • 10/03/2022
The Goolytics WordPress plugin before 1.1.2 does not sanitise and escape some of its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 10/29/2022
The vulnerability identified as CVE-2022-3132 affects the Goolytics WordPress plugin version 1.1.1 and earlier, presenting a critical cross-site scripting risk that undermines the security model of WordPress installations. This flaw resides in the plugin's handling of user settings where insufficient sanitization and escaping mechanisms fail to properly validate input data. The vulnerability specifically targets high-privilege users who possess the ability to modify plugin configurations, creating a potential attack vector that could bypass standard WordPress security restrictions. The issue becomes particularly concerning when the unfiltered_html capability is restricted, as this normally prevents users from injecting malicious scripts into the WordPress environment. The flaw allows authenticated attackers with sufficient privileges to inject malicious JavaScript code into plugin settings that are later rendered in the admin interface, potentially executing arbitrary code in the context of other users' browsers.
The technical implementation of this vulnerability stems from improper input validation within the plugin's settings handling mechanism. According to CWE-79, this represents a classic cross-site scripting vulnerability where user-controllable data is directly incorporated into dynamically generated web pages without proper sanitization. The plugin fails to implement adequate output escaping when rendering settings values, creating an environment where malicious scripts can be stored and subsequently executed. This vulnerability operates at the application layer and can be classified under ATT&CK technique T1548.002 for privilege escalation and T1059.001 for command and scripting interpreter, as attackers can leverage the XSS to execute malicious code and potentially escalate their privileges within the WordPress environment. The lack of proper sanitization means that even when WordPress restricts the unfiltered_html capability, the plugin's insecure implementation allows for script execution through its own configuration interface.
The operational impact of this vulnerability extends beyond simple script injection, as it enables sophisticated attack scenarios that can compromise entire WordPress installations. High-privilege users who are authenticated to modify plugin settings become potential attack vectors for more complex exploits, including session hijacking, data exfiltration, and persistent backdoor installation. Attackers can craft malicious payloads that exploit the XSS vulnerability to establish persistent access to the WordPress admin interface, potentially leading to complete system compromise. The vulnerability also affects the integrity of the WordPress administration panel, as any user with sufficient privileges can inject malicious code that will execute whenever the settings page is viewed. This creates a persistent threat that can remain undetected for extended periods, especially when attackers use sophisticated obfuscation techniques to avoid detection by standard security monitoring tools.
Mitigation strategies for CVE-2022-3132 require immediate attention through plugin updates to version 1.1.2 or later, which includes proper sanitization and escaping mechanisms for user-controllable settings. Organizations should implement comprehensive monitoring of WordPress plugin configurations to detect unauthorized changes that might indicate exploitation attempts. Security teams should conduct thorough audits of all installed plugins to identify similar vulnerabilities that may exist in other third-party components. The recommended approach includes enabling the unfiltered_html capability only for trusted administrators and implementing additional security layers such as content security policies to limit script execution. Regular security assessments of WordPress installations should include verification of plugin security practices and validation of input sanitization mechanisms. According to security best practices, administrators should also implement multi-factor authentication for privileged accounts and maintain regular backups to facilitate recovery from potential compromise scenarios. Network-level monitoring should be configured to detect anomalous traffic patterns that might indicate exploitation attempts targeting XSS vulnerabilities in web applications.