CVE-2022-36452: Mitel MiCollab

Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days.

A vulnerability in the web conferencing component of Mitel MiCollab through 9.5.0.101 could allow an unauthenticated attacker to upload malicious files. A successful exploit could allow an attacker to execute arbitrary code within the context of the application.

Affected products

• Mitel MiCollab: before 9.6 (fixed in 9.6)

Published 2022-10-25. Last modified 2026-06-17.