CVE-2026-20324

Vendor

Cisco

Product

Firepower / FTD

CVSS

9.9

Exposure class

Edge / VPN / firewall

Every item in the archive that references this CVE, highest rank first. Headlines open the publisher.

1. 36
   CVE NVD 16 Sep 2026

   A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center (FMC) Software could allow an…

   A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to execute arbitrary commands as root. This vulnerability…

   CVSS 9.9 CVE-2026-20324 Cisco
2. 32
   Cisco advisory Cisco PSIRT 16 Sep 2026

   Cisco Secure Firewall Management Center Software sftunnel Root Arbitrary Code Execution Vulnerability

   A vulnerability in the sftunnel inter-device communication protocol of Cisco Secure Firewall Management Center (FMC) Software could allow an authenticated, remote attacker to execute arbitrary commands as root . This…

   CVE-2026-20324 Cisco