CVE-2026-20037CWE-250

Cisco UCS Manager File Write Vulnerability

Medium · published February 25, 2026

CVSS v3.1
4.4
EPSS
0%
Percentile
0.9
In the wild
Unconfirmed
What it is

A vulnerability in the NX-OS CLI privilege levels of Cisco UCS Manager Software could allow an authenticated, local attacker with read-only privileges to modify files and perform unauthorized actions on an affected system.

 

This vulnerability exists because unnecessary privileges are given to the user. An attacker could exploit this vulnerability by authenticating to a device as a read-only user and connecting to the NX-OS CLI. A successful exploit could allow the attacker to create or overwrite files in the file system or perform limited privileged actions on an affected device.   

The record
Technical detail
CVSS v3.1
4.4 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00101 · 0.9th percentile
Weakness
CWE-250 · Execution with Unnecessary Privileges
Published
2026-02-25T16:24Z
EPSS history
Timeline
  • 25 FEB 16:24Z
    Cisco UCS Manager File Write Vulnerability
    cvelistv5