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CVE-2026-34910

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

Published: May 22, 2026Updated: May 22, 2026 Sources: CVE List NVD
NVD MITRE
10.0CVSS
CRITICAL

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

EPSS Score
0.1%
Top 71.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:CC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-20

Affected Products

UniFi OS Server
Ubiquiti Inc
UDM
Ubiquiti Inc
UDM-Pro
Ubiquiti Inc
UDM-SE
Ubiquiti Inc
UDM-Pro-Max
Ubiquiti Inc
and 26 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b
community.ui.com

Timeline

Published
May 22, 2026
Last Updated
May 22, 2026

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