CVE-2026-77548Network attack vector

Authenticated host command execution via improper validation

Published Aug 26, 2026 · Updated Aug 26, 2026

Command injection in Ubiquiti UniFi Protect Application before 7.2.105 allows remote authenticated users to execute commands on the host. Ubiquiti identifies improper input validation but has not disclosed the affected request, parameter, or command-building operation. Low-privileged network access is required, and successful exploitation grants command execution on the console hosting video management.

CVSS severity9.9
Critical
EPSS probability0.80%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Command injection in Ubiquiti UniFi Protect Application before 7.2.105 allows remote authenticated users to execute commands on the host. Ubiquiti identifies improper input validation but has not disclosed the affected request, parameter, or command-building operation. Low-privileged network access is required, and successful exploitation grants command execution on the console hosting video management.

The record

CVE
CVE-2026-77548
Published
Aug 26, 2026
Updated
Aug 26, 2026
Vendor
Ubiquiti Inc.
Product
UniFi Protect Application
Classifications
CWE-20, T1059
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 26, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <7.2.105

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Ubiquiti Inc. · UniFi Protect Applicationversion=0 <7.2.105

Published CVSS scores

9.9Ubiquiti Inc.CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-20Improper Input Validation
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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