By Dark Reading
Publication Date: 2026-03-05 20:11:00
Cisco has disclosed 48 vulnerabilities in its firewall ecosystem, two of which are as critical as vulnerabilities get.
They affect the following Cisco technologies:
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Adaptive Security Appliance (ASA), a traditional, stateful firewall
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Secure FTD (Firewall Threat Defense), a firewall that combines ASA with other, more advanced features
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Secure Firewall Management Center (FMC), the centralized management system for the firewall and firewall threat defense products
All 48 issues come with fixes, and Cisco strongly recommends that customers update to the latest version software. That sentiment was echoed by The Netherlands Cyber Security Center (NCSC-NL) in its own security advisory on March 4. It predicted that public proof-of-concepts (PoC) and large-scale attempts at abuse may be incoming for the two critical bugs in the bunch, which impact the Secure FMC.
Nine more vulnerabilities in Cisco’s advisory earned “high” Common Vulnerability Scoring System (CVSS) scores. For the most part, these…
