CVE-2026-20063CWE-88

Cisco Secure FTD Software Authenticated Command Injection Vulnerability

Medium · published March 4, 2026

CVSS v3.1
6.0
EPSS
0%
Percentile
9.3
In the wild
Unconfirmed
What it is

A vulnerability in the CLI of Cisco Secure FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as root. To exploit this vulnerability, the attacker must have valid administrative credentials on an affected device.

This vulnerability is due to insufficient input validation of user-supplied command arguments. An attacker could exploit this vulnerability by submitting crafted input for a specific CLI command. A successful exploit could allow the attacker to execute commands on the underlying operating system as root.

The record
Technical detail
CVSS v3.1
6.0 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N/E:X/RL:X/RC:X
CVSS v4.0
Not supplied
EPSS
0.00200 · 9.3th percentile
Weakness
CWE-88 · Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
Published
2026-03-04T17:48Z
EPSS history
Timeline
  • 04 MAR 17:48Z
    Cisco Secure FTD Software Authenticated Command Injection Vulnerability
    cvelistv5