Ubiquiti UniFi Protect up to 7.2.104 input validation

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k6.66-

Summaryinfo

A vulnerability has been found in Ubiquiti UniFi Protect up to 7.2.104 and classified as critical. This affects an unknown part. Performing a manipulation results in input validation. This vulnerability is reported as CVE-2026-77533. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Ubiquiti UniFi Protect up to 7.2.104. It has been classified as critical. This affects an unknown part. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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

It is possible to read the advisory at community.ui.com. This vulnerability is uniquely identified as CVE-2026-77533 since 08/20/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 7.2.105 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-3028). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Ubiquiti UniFi

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 9.9
CNA Vector (Ubiquiti): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: UniFi Protect 7.2.105

Timelineinfo

08/20/2026 CVE reserved
08/26/2026 +6 days Advisory disclosed
08/26/2026 +0 days VulDB entry created
08/26/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: community.ui.com
Status: Confirmed

CVE: CVE-2026-77533 (🔒)
GCVE (CVE): GCVE-0-2026-77533
GCVE (VulDB): GCVE-100-395727
CERT Bund: WID-SEC-2026-3028 - Ubiquiti UnifiOS: Mehrere Schwachstellen

Entryinfo

Created: 08/26/2026 11:16
Updated: 08/26/2026 13:58
Changes: 08/26/2026 11:16 (62), 08/26/2026 13:58 (7)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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