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CVE-2026-55119

Quick assessment

Affected
Ubiquiti Inc UniFi Talk Application
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 UniFi Talk Application是Ubiquiti公司的一款VOIP通讯应用软件。 Ubiquiti UniFi Talk Application 5.2.2之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致具有网络访问权限的低权限攻击者提升权限。

CVSS 8.1 · High EPSS 0.39% · P30

Affected Version Matrix 1

VendorProduct Version RangeStatus
Ubiquiti Inc UniFi Talk Application < 5.2.2 affected
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I. Basic Information for CVE-2026-55119

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 an Improper Access Control vulnerability found in UniFi Talk Application to escalate privileges within the UniFi Talk Application.
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:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Ubiquiti UniFi Talk Application 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ubiquiti UniFi Talk Application是Ubiquiti公司的一款VOIP通讯应用软件。 Ubiquiti UniFi Talk Application 5.2.2之前版本存在权限许可和访问控制问题漏洞，该漏洞源于访问控制不当，可能导致具有网络访问权限的低权限攻击者提升权限。
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 Talk Application 0 ~ 5.2.2 -

II. Public POCs for CVE-2026-55119

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III. Intelligence Information for CVE-2026-55119

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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-2026-55115 9.9 CRITICAL Ubiquiti UniFi Protect Application 服务端请求伪造漏洞
CVE-2026-50748 9.9 CRITICAL Ubiquiti UniFi Access Application 输入验证错误漏洞
CVE-2026-54402 9.9 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞
CVE-2026-50747 9.9 CRITICAL Ubiquiti UniFi Talk Application SQL注入漏洞
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-2026-54404 8.8 HIGH Ubiquiti UniFi OS Server SQL注入漏洞
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-2026-54403 8.6 HIGH Ubiquiti UniFi OS Server 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-2026-54408 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-2026-54401 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-2026-55110 7.5 HIGH Ubiquiti UniFi OS Server 配置错误漏洞
CVE-2026-54409 7.5 HIGH Ubiquiti UniFi Protect Application 资源管理错误漏洞

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

IV. Related Vulnerabilities

Same product: UniFi Talk Application
Same vendor: Ubiquiti Inc
Same weakness: CWE-284

V. Comments for CVE-2026-55119

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