UAT-4356's Targeting of Cisco Firepower Devices

· Blog Talosintelligence · April 23, 2026, 3:22 p.m.
Threat Advisory Threats APT Cisco Talos Antivirus Cybersecurity network-security Vulnerabilities Cisco
Summary
Cisco Talos reports on UAT-4356's targeting of Cisco Firepower devices, utilizing recent vulnerabilities to gain unauthorized access.
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