CVE-2026-20079

Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability
88.7%
EPSS
100%
Percentile
Yes
Known exploited
0
APAC news · 90d
Summary

Cisco Secure Firewall Management Center (FMC) Software and Cisco Security Cloud Control (SCC) Firewall Management contain an authentication Bypass using an alternate path or channel vulnerability that could allow an unauthenticated, remote attacker to bypass authentication and execute script files on an affected device to obtain root access to the underlying operating system.

Vendor
Cisco
Product
Secure Firewall Management Center (FMC) and Security Cloud Control (SCC) Firewall Management
Added to KEV
Sep 9, 2026
Remediation due
Sep 12, 2026 (US federal deadline)
Ransomware use
Not known
Weakness
CWE-288
EPSS
88.7% as of Nov 10
In the news
  • No Asia-Pacific article names this CVE yet.
Linked
Actors named alongside it:
none
Incidents exploiting it:
  • none recorded