(AGENPARL) - Roma, 20 Marzo 2026 -
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<div class="field field–name-body field–type-text-with-summary field–label-hidden field–item"><p><strong>Serial number: </strong>AV26-197<br /><strong>Date: </strong>March 5, 2026<br /><strong>Updated:</strong> March 19, 2026</p>
<p>On March 4, 2026, Cisco published security advisories to address vulnerabilities in the following products. Included were critical updates for the following:</p>
<ul><li>Cisco Security Cloud Control (SCC) Firewall Management – all versions</li>
<li>Cisco Secure Firewall Management Center (FMC) – all versions</li>
<li>Cisco Secure Firewall Adaptive Security Appliance (ASA) – versions prior to 9.20.4.14</li>
<li>Cisco Secure Firewall Threat Defense (FTD) – all versions</li>
</ul><p><strong>Update 1</strong></p>
<p class="mrgn-bttm-md">On March 18, 2026, Cisco stated that CVE-2026-20131 is being actively exploited.</p>
<p><strong>Update 2</strong><br />
On March 19, 2026, Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2026-20131 to their Known Exploited Vulnerabilities (KEV) Database.</p>
<p class="mrgn-bttm-md">The Cyber Centre encourages users and administrators to review the provided web links, perform the suggested recommendations, and apply the necessary updates when available.</p>
<ul class="list-unstyled"><li><a href="https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2">Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability</a></li>
<li><a href="https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-rce-NKhnULJh">Cisco Secure Firewall Management Center Software Remote Code Execution Vulnerability</a></li>
<li><a href="https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-dos-FCvLD6vR">Cisco Secure Firewall Adaptive Security Appliance Software TCP Flood Denial of Service Vulnerability</a></li>
<li><a href="https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-esp-dos-uv7yD8P5">Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software IPsec Denial of Service Vulnerability</a></li>
<li><a href="https://tools.cisco.com/security/center/publicationListing.x">Cisco Security Advisories</a></li>
<li><a href="https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-20131">CISA KEV: CVE-2026-20131</a></li>
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(AGENPARL)
