CVE-2026-20131
Cybersecurity & Risk
Cisco FMC Zero-Day: How Interlock Ransomware Exploited Firewalls for 36 Days
March 25, 2026
CVE-2026-20131, a CVSS 10.0 Cisco FMC deserialization flaw, was exploited by Interlock ransomware for 36 days before disclosure.
