What is the CVSS score of CVE-2025-67822?

CVE-2025-67822 has a CVSS 3.1 base score of 9.4 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Mivoice Mx One are affected by CVE-2025-67822?

CVE-2025-67822 presents critical security risk, a improper authentication vulnerability rated CVSS 9.4.

How to fix or mitigate CVE-2025-67822?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Audit authentication configurations and rotate any potentially compromised credentials.

Mivoice Mx One CVE-2025-67822

CRITICAL

Improper Authentication (CWE-287)

2026-01-15 cve@mitre.org

Authentication Bypass Mivoice Mx One

9.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.4 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 15, 2026 - 22:16 nvd

CRITICAL 9.4

DescriptionCVE.org

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 attack due to improper authentication mechanisms. A successful exploit could allow an attacker to gain unauthorized access to user or admin accounts in the system.

AnalysisAI

Mitel MiVoice MX-ONE 7.3-7.8 SP1 has authentication bypass in the Provisioning Manager. Unauthenticated attackers can access user or admin accounts in the VoIP management system.

Technical ContextAI

The Provisioning Manager has improper authentication (CWE-287) allowing bypass of login controls. MiVoice MX-ONE is an enterprise VoIP system managing thousands of phone endpoints.