10.0 Mitel Patches 12 Critical MiCollab Vulnerabilities Rated Up to CVSS 10.0 Vulnerability Report 10.0 Mitel Patches 12 Critical MiCollab Vulnerabilities Rated Up to CVSS 10.0 Do Son June 23, 2026 0 TL;DR Mitel disclosed 12 security flaws in MiCollab and the MiVoice Business Solution Virtual Instance (MiVB SVI).... Read More Read more about <span class="dcs-sev-badge" style="background:#ef4444;">10.0</span> Mitel Patches 12 Critical MiCollab Vulnerabilities Rated Up to CVSS 10.0