VoIP Security: news, advisories and analysis

CyberSecureToday covers VoIP Security in a story published 17 Sep 2026. The coverage includes 1 vulnerability advisory. 1 advisory is rated critical or high severity, and 1 involves a flaw listed in CISA's Known Exploited Vulnerabilities catalog.

Stories on VoIP Security most often intersect with Cisco, Cisco CUCM and Active Exploitation, with Technology, Cloud & SaaS the most affected sector. The most recent story, “Cisco Unified Communications Manager SSRF Flaw Weaponized in Enterprise Attacks”, was published 17 Sep 2026. Every article is listed below, newest first, with the affected products, severity and remediation guidance in each piece.