Mitel is a global provider of business communications technology, including IP telephony, unified communications, and contact center platforms (notably Mitel MiVoice).
Overview
Mitel is a global provider of business communications technology, including IP telephony, unified communications, and contact center platforms (notably Mitel MiVoice). Its products are widely deployed in enterprises, making vulnerabilities in Mitel UC/telecom solutions a notable cybersecurity concern since exploited weaknesses can enable remote access, service disruption, or data exposure. The relevance to threat intelligence is that rising exploitation trends (as seen in CISA’s Known Exploited Vulnerabilities program) increase risk for Mitel customers and partners.
Related Threat Clusters
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CISA's KEV Catalog Sees 20% Increase in Vulnerabilities Amid Underreporting Concerns
In 2025, the number of known exploited vulnerabilities in CISA's KEV catalog increased by 20%, with 245 new vulnerabilities added. However, research from Miggo Security indicates that the catalog may only represent 12%…
6 articles · Updated January 5, 2026
Recent Intelligence Reports
- CISA Known Exploited Vulnerabilities Soared 20% in 2025 — Thecyberexpress · January 5, 2026