CVE-2021-34664 in Moova Plugin
Summary
by MITRE • 08/16/2021
The Moova for WooCommerce WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the lat parameter in the ~/Checkout/Checkout.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 3.5.
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Analysis
by VulDB Data Team • 08/18/2021
The Moova for WooCommerce WordPress plugin version 3.5 and earlier contains a reflected cross-site scripting vulnerability that poses significant security risks to e-commerce websites. This vulnerability exists within the Checkout.php file where the lat parameter is improperly handled, creating an opportunity for attackers to execute malicious scripts in the context of a victim's browser. The flaw represents a classic XSS vulnerability that can be exploited through crafted URLs containing malicious script payloads in the lat parameter.
This reflected XSS vulnerability stems from inadequate input validation and output sanitization within the plugin's checkout processing logic. When the plugin processes the lat parameter without proper escaping or encoding, it directly incorporates user-supplied data into the HTTP response without sufficient sanitization measures. The vulnerability manifests when an attacker constructs a malicious URL with a crafted lat parameter value that contains executable JavaScript code, which then gets reflected back to the victim's browser when they access the checkout page.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, and redirection to phishing sites. An attacker could craft a malicious link that, when clicked by an authenticated user, would execute scripts that steal session cookies or capture form data submitted during the checkout process. This poses particular risk to e-commerce transactions where sensitive financial and personal information is processed. The vulnerability affects all users of the affected plugin versions, making it a widespread concern for WordPress site administrators managing WooCommerce stores.
Security professionals should address this vulnerability through immediate patching of the plugin to version 3.6 or later where the XSS flaw has been resolved. The mitigation strategy must include comprehensive input validation that properly sanitizes all user-supplied parameters before they are processed or rendered in web responses. Organizations should also implement web application firewalls to detect and block malicious requests containing suspicious script patterns in URL parameters. Additionally, security monitoring should be enhanced to detect unusual traffic patterns that may indicate exploitation attempts. This vulnerability aligns with CWE-79 which describes cross-site scripting flaws, and represents a technique commonly catalogued under ATT&CK tactic TA0001 (Initial Access) and technique T1566 (Phishing).