CVE-2020-12679: Mitel MiVoice Connect

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

A reflected cross-site scripting (XSS) vulnerability in the Mitel ShoreTel Conference Web Application 19.50.1000.0 before MiVoice Connect 18.7 SP2 allows remote attackers to inject arbitrary JavaScript and HTML via the PATH_INFO to home.php.

Affected products

• Mitel MiVoice Connect: before 21.90.9743.0 (fixed in 21.90.9743.0)
• Mitel Shoretel Conference Web: version 19.50.1000.0 only

Published 2020-05-07. Last modified 2026-06-17.