CVE-2026-33000CWE-20

A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute…

Critical · published May 22, 2026

CVSS v3.1
9.1
EPSS
1%
Percentile
73.0
In the wild
Unconfirmed
What it is

A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01443 · 73.0th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-05-22T00:43Z
EPSS history
Timeline
  • 22 MAY 00:43Z
    A malicious actor with access to the network and high privileges could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute…
    cvelistv5