CVE-2025-67822

CRITICAL
2026-01-15 [email protected]
9.4
CVSS 3.1
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CVSS Vector

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

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 15, 2026 - 22:16 nvd
CRITICAL 9.4

Tags

Authentication Bypass Mivoice Mx One

Description

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.

Analysis

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 Context

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.

Affected Products

Mitel MiVoice MX-ONE 7.3 through 7.8 SP1

Remediation

Apply Mitel patches. Restrict Provisioning Manager access.

Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +47
POC: 0

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CVE-2025-67822 vulnerability details – vuln.today
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