OS Command Injection in Cisco UCS Manager - CVE-2026-20099
Published: February 26, 2026
Vulnerability identifier: #VU123285
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-20099
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to improper input validation in the web-based management interface. A local privileged user can execute arbitrary OS commands and escalate privileges on the system.
Affected software
Cisco UCS Manager
How to mitigate CVE-2026-20099
Install updates from vendor's website.
Cisco UCS Manager - update to 4.3(6c)