Exposure of Resource to Wrong Sphere in Cisco Smart Software Manager On-Prem - CVE-2026-20160

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Main Vulnerability Database Vulnerabilities #VU124786

Exposure of Resource to Wrong Sphere in Cisco Smart Software Manager On-Prem - CVE-2026-20160

Published: April 1, 2026


Vulnerability identifier: #VU124786
CSH Severity: Critical
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red
CVE-ID: CVE-2026-20160
CWE-ID: CWE-668
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Smart Software Manager On-Prem

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to an unintentional exposure of an internal service. A remote non-authenticated attacker can send specially crafted HTTP requests to the exposed API interface and execute arbitrary code on the system with root privileges. 


How to mitigate CVE-2026-20160

Install updates from vendor's website.

Sources