CyberScoop
Cisco warns customers of actively exploited zero-day in email gateways
Cisco disclosed an actively exploited zero-day in Secure Email Gateway (CVE-2026-76461) allowing remote unauthenticated command execution with root privileges. Attackers have already exploited this critical flaw before patching, potentially compromising email infrastructure and gateway integrity.
AI summary · generated with Claude
https://cyberscoop.com/cisco-secure-email-gateway-zero-day-exploited/