CVE-2026-20131

Exploited in the Wild: Interlock Ransomware Weaponizes Critical 10.0 CVSS Cisco Zero-Day

Exploited in the Wild: Interlock Ransomware Weaponizes Critical 10.0 CVSS Cisco Zero-Day

Do Son March 19, 2026

Amazon threat intel reveals Interlock ransomware is actively exploiting a critical 10.0 CVSS Cisco zero-day (CVE-2026-20131) to hijack firewall networks.

Critical 10.0 CVSS Flaw in Cisco Secure FMC Hands Hackers Root Access to Enterprise Firewalls Cisco ISE Root Escalation * Read-Only Admin Exploit Cisco Secure FMC Vulnerability CVE-2026-20131 Cisco Meeting Management Vulnerability CVE-2026-20098 Cisco vulnerability, RCE flaw CVE-2025-20265 Cisco Meraki, VPN Vulnerability Cisco Nexus Dashboard - CVE-2024-20424 CVE-2025-20115 Cisco Vulnerability CVE-2018-0171 Privilege Escalation Cisco Unified Intelligence Center

Cisco ISE Root Escalation * Read-Only Admin Exploit Cisco Secure FMC Vulnerability CVE-2026-20131 Cisco Meeting Management Vulnerability CVE-2026-20098 Cisco vulnerability, RCE flaw CVE-2025-20265 Cisco Meraki, VPN Vulnerability Cisco Nexus Dashboard - CVE-2024-20424 CVE-2025-20115 Cisco Vulnerability CVE-2018-0171 Privilege Escalation Cisco Unified Intelligence Center

Critical 10.0 CVSS Flaw in Cisco Secure FMC Hands Hackers Root Access to Enterprise Firewalls

Do Son March 5, 2026

A critical 10.0 CVSS unauthenticated RCE flaw (CVE-2026-20131) in Cisco Secure FMC allows hackers root access via insecure Java deserialization. Patch now.

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