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CVE-2026-50746

critical

Description

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Connect Application to execute a Command Injection on the host device.

References

https://www.bleepingcomputer.com/news/security/ubiquiti-warns-of-new-max-severity-unifi-os-vulnerability/

https://thehackernews.com/2026/07/ubiquiti-patches-critical-unifi-flaws.html

https://securityaffairs.com/194978/security/ubiquiti-patches-critical-unifi-os-flaws-allowing-command-injection-and-privilege-escalation.html

https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

Details

Source: Mitre, NVD

Published: 2026-07-02

Updated: 2026-07-09

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 10

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00826

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored