Cisco security advisory (AV26-197) – Update 3

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        <div><p><strong>Serial number: </strong>AV26-197<br /><strong>Date: </strong>March&nbsp;5, 2026<br /><strong>Updated:</strong> September 9, 2026</p>

On March 4, 2026, Cisco published security advisories to address vulnerabilities in the following products. Included were critical updates for the following:

  • Cisco Security Cloud Control (SCC) Firewall Management – all versions
  • Cisco Secure Firewall Management Center (FMC) – all versions
  • Cisco Secure Firewall Adaptive Security Appliance (ASA) – versions prior to 9.20.4.14
  • Cisco Secure Firewall Threat Defense (FTD) – all versions

Update 1

On March 18, 2026, Cisco stated that CVE-2026-20131 is being actively exploited.

Update 2

On March 19, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-20131 to their Known Exploited Vulnerabilities (KEV) Database.

Update 3

On September 9, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-20079 to their Known Exploited Vulnerabilities (KEV) Database.

The Cyber Centre encourages users and administrators to review the provided web links, perform the suggested recommendations, and apply the necessary updates when available.

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Article Link: Cisco security advisory (AV26-197) – Update 3 - Canadian Centre for Cyber Security