Vulnslist

find the latest Cisco vulnerabilities

Cisco Secure Firewall Management Center Software Authentication Bypass Vulnerability

cisco-sa-onprem-fmc-authbypass-5JPp45V2 · Critical · Published · Updated

A vulnerability in the web interface of Cisco Secure Firewall Management Center (FMC) Software 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.  This vulnerability is due to an improper system process that is created at boot time. An attacker could exploit this vulnerability by sending crafted HTTP requests to an affected device. A successful exploit could allow the attacker to execute a variety of scripts and commands that allow root access to the device. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-onprem-fmc-authbypass-5JPp45V2 This advisory is part of the March 2026 release of the Cisco Secure Firewall ASA, Secure FMC, and Secure FTD Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: March 2026 Semiannual Cisco Secure Firewall ASA, Secure FMC, and Secure FTD Software Security Advisory Bundled Publication.

Cisco advisory ·CSAF JSON

Workarounds

There are no workarounds that address this vulnerability.

CVEsCVE-2026-20079
Cisco Bug IDsCSCwr96008
CVSS ScoreBase 10.0
Base 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:X/RL:X/RC:X
Product Names From Source
Cisco Secure Firewall Management Center (FMC) 7.0.0, Cisco Secure Firewall Management Center (FMC) 7.0.0.1, Cisco Secure Firewall Management Center (FMC) 7.0.1, Cisco Secure Firewall Management Center (FMC) 7.0.1.1, Cisco Secure Firewall Management Center (FMC) 7.0.2, Cisco Secure Firewall Management Center (FMC) 7.0.2.1, Cisco Secure Firewall Management Center (FMC) 7.0.3, Cisco Secure Firewall Management Center (FMC) 7.0.4, Cisco Secure Firewall Management Center (FMC) 7.0.5, Cisco Secure Firewall Management Center (FMC) 7.0.6, Cisco Secure Firewall Management Center (FMC) 7.0.6.1, Cisco Secure Firewall Management Center (FMC) 7.0.6.2, Cisco Secure Firewall Management Center (FMC) 7.0.6.3, Cisco Secure Firewall Management Center (FMC) 7.0.7, Cisco Secure Firewall Management Center (FMC) 7.0.8, Cisco Secure Firewall Management Center (FMC) 7.0.8.1, Cisco Secure Firewall Management Center (FMC) 7.1.0, Cisco Secure Firewall Management Center (FMC) 7.1.0.1, Cisco Secure Firewall Management Center (FMC) 7.1.0.2, Cisco Secure Firewall Management Center (FMC) 7.1.0.3, Cisco Secure Firewall Management Center (FMC) 7.2.0, Cisco Secure Firewall Management Center (FMC) 7.2.1, Cisco Secure Firewall Management Center (FMC) 7.2.2, Cisco Secure Firewall Management Center (FMC) 7.2.0.1, Cisco Secure Firewall Management Center (FMC) 7.2.3, Cisco Secure Firewall Management Center (FMC) 7.2.3.1, Cisco Secure Firewall Management Center (FMC) 7.2.4, Cisco Secure Firewall Management Center (FMC) 7.2.4.1, Cisco Secure Firewall Management Center (FMC) 7.2.5, Cisco Secure Firewall Management Center (FMC) 7.2.5.1, Cisco Secure Firewall Management Center (FMC) 7.2.6, Cisco Secure Firewall Management Center (FMC) 7.2.7, Cisco Secure Firewall Management Center (FMC) 7.2.5.2, Cisco Secure Firewall Management Center (FMC) 7.2.8, Cisco Secure Firewall Management Center (FMC) 7.2.8.1, Cisco Secure Firewall Management Center (FMC) 7.2.9, Cisco Secure Firewall Management Center (FMC) 7.2.10, Cisco Secure Firewall Management Center (FMC) 7.2.10.2, Cisco Secure Firewall Management Center (FMC) 7.2.10.1, Cisco Secure Firewall Management Center (FMC) 7.3.0, Cisco Secure Firewall Management Center (FMC) 7.3.1, Cisco Secure Firewall Management Center (FMC) 7.3.1.1, Cisco Secure Firewall Management Center (FMC) 7.3.1.2, Cisco Secure Firewall Management Center (FMC) 7.4.0, Cisco Secure Firewall Management Center (FMC) 7.4.1, Cisco Secure Firewall Management Center (FMC) 7.4.1.1, Cisco Secure Firewall Management Center (FMC) 7.4.2, Cisco Secure Firewall Management Center (FMC) 7.4.2.1, Cisco Secure Firewall Management Center (FMC) 7.4.2.2, Cisco Secure Firewall Management Center (FMC) 7.4.2.3, Cisco Secure Firewall Management Center (FMC) 7.4.2.4, Cisco Secure Firewall Management Center (FMC) 7.4.3, Cisco Secure Firewall Management Center (FMC) 7.6.0, Cisco Secure Firewall Management Center (FMC) 7.6.1, Cisco Secure Firewall Management Center (FMC) 7.6.2, Cisco Secure Firewall Management Center (FMC) 7.6.2.1, Cisco Secure Firewall Management Center (FMC) 7.6.3, Cisco Secure Firewall Management Center (FMC) 7.7.0, Cisco Secure Firewall Management Center (FMC) 7.7.10, Cisco Secure Firewall Management Center (FMC) 7.7.10.1, Cisco Secure Firewall Management Center (FMC) 7.7.11, Cisco Secure Firewall Management Center (FMC), Cisco Secure Firewall Management Center (FMC) Appliances

Related Products

Product CVE Evidence
Cisco Secure Firewall Adaptive Security Appliance (ASA) Software CVE-2026-20079 Cisco OpenVuln
Cisco Nexus Dashboard CVE-2026-20079 Cisco OpenVuln
Cisco Firepower Threat Defense Software CVE-2026-20079 Cisco OpenVuln
Cisco Catalyst PON Series Switches CVE-2026-20079 Cisco OpenVuln
Cisco Secure Firewall Management Center (FMC) Appliances CVE-2026-20079 Cisco OpenVuln
Cisco Secure Firewall Management Center (FMC) CVE-2026-20079 Cisco OpenVuln