CVE-2023-4471 in Order Tracking Pro Plugin
Summary
by MITRE • 08/31/2023
The Order Tracking Pro plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the start_date and end_date parameters in versions up to, and including, 3.3.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
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Analysis
by VulDB Data Team • 04/10/2026
The vulnerability identified as CVE-2023-4471 affects the Order Tracking Pro plugin for WordPress, a widely used e-commerce extension that enables merchants to track orders and manage delivery information. This particular flaw exists in versions up to and including 3.3.6, representing a significant security risk for WordPress sites that rely on this plugin for order management functionality. The vulnerability stems from insufficient input sanitization and output escaping mechanisms within the plugin's handling of date parameters, creating a pathway for malicious actors to exploit the system through reflected cross-site scripting attacks.
The technical implementation of this vulnerability occurs when the plugin processes start_date and end_date parameters through user input without proper sanitization or escaping. When these parameters are passed to the plugin's backend processing functions, the malicious payloads remain unfiltered and are subsequently reflected back to users in the web page responses. This reflected XSS vulnerability operates under the Common Weakness Enumeration framework as CWE-79, which specifically addresses Cross-Site Scripting flaws where untrusted data is directly included in web pages without proper validation or escaping. The vulnerability allows attackers to inject malicious scripts that execute in the context of the victim's browser when they interact with the compromised page.
The operational impact of this vulnerability extends beyond simple script injection, as it creates a potential attack vector for more sophisticated exploitation techniques. Unauthenticated attackers can craft malicious URLs containing script payloads that, when clicked by unsuspecting users, execute in their browsers and potentially steal session cookies, perform unauthorized actions, or redirect users to malicious sites. The attack requires social engineering to trick users into clicking on malicious links, but once executed, the reflected nature of the vulnerability means that the malicious scripts are immediately executed without requiring any persistent changes to the target system. This makes the vulnerability particularly dangerous in environments where users frequently click on links in emails or other communications.
Security professionals should immediately implement mitigations for this vulnerability by upgrading to the latest version of the Order Tracking Pro plugin where the issue has been addressed through proper input sanitization and output escaping mechanisms. The recommended approach includes regular monitoring of plugin updates and maintaining an updated inventory of all installed WordPress plugins to identify and remediate similar vulnerabilities. Organizations should also implement additional security measures such as web application firewalls that can detect and block suspicious input patterns, and conduct regular security assessments to identify other potential XSS vulnerabilities within their web applications. This vulnerability aligns with ATT&CK technique T1203, which covers Exploitation for Client Execution, where attackers leverage vulnerabilities to execute malicious code in user browsers. The remediation process should also include user education about the risks of clicking suspicious links and implementing proper input validation at multiple layers of the application architecture to prevent similar vulnerabilities from occurring in other components.