Mitel MiVoice Mx-One vulnerabilities

2 CVEs affecting Mitel MiVoice Mx-One, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-67822, published 2026-01-15.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2024-36446, published 2024-08-13. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. The provisioning manager component of Mitel MiVoice MX-ONE through 7.6 SP1 could allow an authenticated attacker to conduct an authentication bypass attack due to improper access control. A…
• CVE-2025-67822, published 2026-01-15. Critical severity, CVSS 9.4. EPSS: 0.4% chance of exploitation in the next 30 days. A vulnerability in the Provisioning Manager component of Mitel MiVoice MX-ONE 7.3 (7.3.0.0.50) through 7.8 SP1 (7.8.1.0.14) could allow an unauthenticated attacker to conduct an authentication bypass…