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CVE-2026-54404

Quick assessment

Affected
Ubiquiti Inc UniFi OS Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ubiquiti Inc UniFi OS Server是Ubiquiti Inc公司的网络设备管理软件。 Ubiquiti UniFi OS Server存在SQL注入漏洞，该漏洞源于存在SQL注入，可能导致具有网络访问权限的低权限攻击者提升权限。以下版本受到影响：UniFi OS Server 5.1.19之前版本、Dream Machines 5.1.19之前版本、Enterprise Fortress Gateway 5.1.19之前版本、Dream Wall 5.1.19之前版本、Dream R

CVSS 8.8 · High EPSS 0.49% · P41

Affected Version Matrix 12

VendorProduct Version RangeStatus
Ubiquiti Inc Cloud Gateways < 5.1.19 affected
Ubiquiti Inc Cloud Keys < 5.1.19 affected
Ubiquiti Inc Dream Machines < 5.1.19 affected
Ubiquiti Inc Dream Routers < 5.1.19 affected
Ubiquiti Inc Dream Wall < 5.1.19 affected
Ubiquiti Inc Enterprise Firewall Core < 5.1.19 affected
Ubiquiti Inc Enterprise Fortress Gateway < 5.1.19 affected
Ubiquiti Inc Enterprise Video Recorders < 5.1.19 affected
Ubiquiti Inc Express 7 < 5.1.19 affected
Ubiquiti Inc Network Attached Storage < 5.1.19 affected
Ubiquiti Inc Network Video Recorders < 5.1.19 affected
Ubiquiti Inc UniFi OS Server < 5.1.19 affected
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I. Basic Information for CVE-2026-54404

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A malicious actor with access to the network and low privileges could exploit a series of authenticated SQL Injection vulnerabilities found in UniFi OS to escalate privileges within such UniFi OS devices or instances.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Ubiquiti UniFi OS Server SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ubiquiti Inc UniFi OS Server是Ubiquiti Inc公司的网络设备管理软件。 Ubiquiti UniFi OS Server存在SQL注入漏洞，该漏洞源于存在SQL注入，可能导致具有网络访问权限的低权限攻击者提升权限。以下版本受到影响：UniFi OS Server 5.1.19之前版本、Dream Machines 5.1.19之前版本、Enterprise Fortress Gateway 5.1.19之前版本、Dream Wall 5.1.19之前版本、Dream R
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Ubiquiti Inc UniFi OS Server 0 ~ 5.1.19 -
Ubiquiti Inc Dream Machines 0 ~ 5.1.19 -
Ubiquiti Inc Enterprise Fortress Gateway 0 ~ 5.1.19 -
Ubiquiti Inc Dream Wall 0 ~ 5.1.19 -
Ubiquiti Inc Dream Routers 0 ~ 5.1.19 -
Ubiquiti Inc Express 7 0 ~ 5.1.19 -
Ubiquiti Inc Cloud Keys 0 ~ 5.1.19 -
Ubiquiti Inc Network Video Recorders 0 ~ 5.1.19 -
Ubiquiti Inc Enterprise Video Recorders 0 ~ 5.1.19 -
Ubiquiti Inc Cloud Gateways 0 ~ 5.1.19 -
Ubiquiti Inc Network Attached Storage 0 ~ 5.1.19 -
Ubiquiti Inc Enterprise Firewall Core 0 ~ 5.1.19 -

II. Public POCs for CVE-2026-54404

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III. Intelligence Information for CVE-2026-54404

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Same Patch Batch · Ubiquiti Inc · 2026-07-02 · 25 CVEs total

CVE-2026-50746 10.0 CRITICAL Ubiquiti UniFi Connect Application 权限许可和访问控制问题漏洞
CVE-2026-54402 9.9 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞
CVE-2026-55115 9.9 CRITICAL Ubiquiti UniFi Protect Application 服务端请求伪造漏洞
CVE-2026-50747 9.9 CRITICAL Ubiquiti UniFi Talk Application SQL注入漏洞
CVE-2026-50748 9.9 CRITICAL Ubiquiti UniFi Access Application 输入验证错误漏洞
CVE-2026-54400 9.1 CRITICAL Ubiquiti UniFi Access Application 权限许可和访问控制问题漏洞
CVE-2026-55116 9.0 CRITICAL Ubiquiti Dream Machines 权限许可和访问控制问题漏洞
CVE-2026-55114 8.8 HIGH Ubiquiti UniFi Network Application 权限许可和访问控制问题漏洞
CVE-2026-56841 8.8 HIGH Ubiquiti UniFi Protect Application SQL注入漏洞
CVE-2026-54406 8.7 HIGH Ubiquiti UniFi Network Application 路径遍历漏洞
CVE-2026-54407 8.6 HIGH Ubiquiti UniFi Protect Application 权限许可和访问控制问题漏洞
CVE-2026-55117 8.6 HIGH Ubiquiti UniFi Access Application 路径遍历漏洞
CVE-2026-54403 8.6 HIGH Ubiquiti UniFi OS Server 路径遍历漏洞
CVE-2026-54408 8.6 HIGH Ubiquiti UniFi Protect Application 权限许可和访问控制问题漏洞
CVE-2026-55118 8.3 HIGH Ubiquiti UniFi Network Application 权限许可和访问控制问题漏洞
CVE-2026-55119 8.1 HIGH Ubiquiti UniFi Talk Application 权限许可和访问控制问题漏洞
CVE-2026-54401 7.7 HIGH Ubiquiti UniFi OS Server 服务端请求伪造漏洞
CVE-2026-56842 7.5 HIGH Ubiquiti UniFi Network Application 授权问题漏洞
CVE-2026-54409 7.5 HIGH Ubiquiti UniFi Protect Application 资源管理错误漏洞
CVE-2026-55110 7.5 HIGH Ubiquiti UniFi OS Server 配置错误漏洞

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: UniFi OS Server
Same vendor: Ubiquiti Inc
Same weakness: CWE-89

V. Comments for CVE-2026-54404

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