By Darryl Linington
Publication Date: 2026-03-05 15:21:00
ⓘ Cisco.com/
Cisco has released a March 2026 bundled security update for Secure Firewall ASA, Secure FTD, and Secure FMC, addressing 48 vulnerabilities across 25 advisories, including two CVSS 10.0 flaws in Secure FMC.
Cisco’s semiannual Cisco Secure Firewall ASA, Secure FMC, and Secure FTD bundled publication (released March 4, 2026) includes 25 security advisories covering 48 vulnerabilities, with software updates available to address them.
Two critical Secure FMC flaws headline the release
Cisco lists two Critical issues in Cisco Secure Firewall Management Center (FMC), both rated CVSS 10.0:
- CVE-2026-20079 (authentication bypass)
- CVE-2026-20131 (remote code execution)
BleepingComputer reports Cisco’s advisories describe remote, unauthenticated exploitation scenarios that can lead to root-level impact on affected systems.

