CVE-2023-25599: Mitel MiVoice Connect

High severity, CVSS 7.4. EPSS: 0.6% chance of exploitation in the next 30 days.

A vulnerability in the conferencing component of Mitel MiVoice Connect through 19.3 SP2, 22.24.1500.0 could allow an unauthenticated attacker to conduct a reflected cross-site scripting (XSS) attack due to insufficient validation for the test_presenter.php page. A successful exploit could allow an attacker to execute arbitrary scripts.

Affected products

• Mitel MiVoice Connect: up to and including 22.24.1500.0

Published 2023-05-24. Last modified 2026-06-17.