Cyber Security News for September 10 2026 - Daily DefSec Brief

Daily DefSec Brief · Sep 10, 2026 · 5m · transcript

1. Cisco firewall manager exploited to root — CVE-2026-20079 (CVSS 10.0), CVE-2026-20316 — Do: Apply the Cisco Secure FMC hotfixes now — Cisco Talos — https://blog.talosintelligence.com/fmc-ongoing-exploitation/ 2. NetScaler auth bypass now actively exploited — CVE-2026-19490 (CVSS 9.3, NVD v4.0) — Do: Upgrade NetScaler to 14.1-73.32 or 13.1-63.21 — Rapid7 — https://www.rapid7.com/blog/post/etr-cve-2026-19490-critical-vulnerability-affecting-citrix-netscaler-adc-and-netscaler-gateway/ 3. Four spy crews, one shared exploit kit — CVE-2026-85046, CVE-2026-85880 — Do: Confirm Chrome 153 and…