CVE-2026-77554 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00992.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Ubiquiti	Unifi Talk Application

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products
Ubiquiti	Unifi Talk Application

References

Link	Providers
https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9

History

Wed, 26 Aug 2026 14:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Ubiquiti Ubiquiti unifi Talk Application
Vendors & Products		Ubiquiti Ubiquiti unifi Talk Application

Wed, 26 Aug 2026 13:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Wed, 26 Aug 2026 12:45:00 +0000

Type	Values Removed	Values Added
Title		Command Injection Vulnerability in UniFi Talk Allowing Remote Code Execution

Wed, 26 Aug 2026 11:15:00 +0000

Type	Values Removed	Values Added
Description		A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi Talk Application to execute a Command Injection on the host device.
Weaknesses		CWE-20
References		https://community.ui.com/releases/Security-Advisory-Bulletin-067/fc4a3488-7c43-4628-8bab-f715e96dbfc9
Metrics		cvssV3_1 `{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Ubiquiti

Published: 2026-08-26T10:45:46.316Z

Updated: 2026-08-26T12:42:21.536Z

Reserved: 2026-08-20T20:32:43.655Z

Link: CVE-2026-77554

Vulnrichment

Updated: 2026-08-26T12:42:17.220Z

NVD

Status : Deferred

Published: 2026-08-26T11:16:39.400

Modified: 2026-08-28T18:49:15.340

Link: CVE-2026-77554

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-26T14:30:06Z

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