Critical [CVE-2026-20160] Cisco Smart Software Manager On-Prem Arbitrary Command Execution Vulnerability
This critical-severity Cisco advisory covers CVE-2026-20160 affecting Smart Software Manager On-Prem.
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Summary
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.
Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
- Scope: This vulnerability affects Cisco SSM On-Prem, regardless of the software configuration.
- Release 9-202502 to 9-202510 (first fixed: 9-202601)
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- 9-202601
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Upgrade to the first fixed release for your train per the Fixed Releases table in this advisory.
- Release 9-202502 to 9-202510: upgrade to 9-202601.
- There are no workarounds that address this vulnerability.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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