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VulnerabilitiesJun 25, 2026

In Less Than 24 Hours, Attackers Weaponize Cisco CUCM Flaw

Attackers exploit Cisco Unified CM SSRF vulnerability within 24 hours of disclosure.

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Summary

A critical vulnerability in Cisco Unified Communications Manager (CUCM) has been actively exploited by attackers within a day of its public disclosure. The flaw allows for Server-Side Request Forgery (SSRF) and privilege escalation to root access, posing a significant risk to affected Cisco deployments.

Entities

Cisco Unified Communications Manager (product)Unified CM SME (product)Cisco (vendor)