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CVE-2026-20079Cisco Secure FMC+6 more

Cisco's Firewall Manager Had a CVSS 10 Auth Bypass — And Attackers Were Already Inside

CVE-2026-20079 lets an unauthenticated attacker get root on Cisco Secure Firewall Management Center, the box that manages your entire firewall fleet. CISA gave federal agencies one day to patch it.

Sep 14, 20260

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