CVE-2026-20160CWE-668

Cisco Smart Software Manager On-Prem Arbitrary Command Execution Vulnerability

Critical · published April 1, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
59.7
In the wild
Unconfirmed
What it is

A vulnerability in Cisco Smart Software Manager On-Prem (SSM On-Prem) could allow an unauthenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected SSM On-Prem host.

This vulnerability is due to the unintentional exposure of an internal service. An attacker could exploit this vulnerability by sending a crafted request to the API of the exposed service. A successful exploit could allow the attacker to execute commands on the underlying operating system with root-level privileges.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00914 · 59.7th percentile
Weakness
CWE-668 · Exposure of Resource to Wrong Sphere
Published
2026-04-01T16:29Z
EPSS history
Timeline
  • 01 APR 16:29Z
    Cisco Smart Software Manager On-Prem Arbitrary Command Execution Vulnerability
    cvelistv5