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CVE-2026-22557

Quick assessment

Affected
Ubiquiti Inc UniFi Network Application
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ubiquiti UniFi Network Application是美国优比快（Ubiquiti）公司的一个集中管理和监控网络设备及无线网络的控制平台。 Ubiquiti UniFi Network Application存在安全漏洞，该漏洞源于容易受到路径遍历攻击，具有网络访问权限的恶意行为者可能利用此漏洞访问底层系统文件，进而操纵访问底层账户。

CVSS 10.0 · Critical EPSS 28.12% · P98

Public Exploits 1

Nuclei · 1 CVE-2026-22557.yaml [template]

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-22557

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 could exploit a Path Traversal vulnerability found in the UniFi Network Application to access files on the underlying system that could be manipulated to access an underlying account.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Ubiquiti UniFi Network Application 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ubiquiti UniFi Network Application是美国优比快（Ubiquiti）公司的一个集中管理和监控网络设备及无线网络的控制平台。 Ubiquiti UniFi Network Application存在安全漏洞，该漏洞源于容易受到路径遍历攻击，具有网络访问权限的恶意行为者可能利用此漏洞访问底层系统文件，进而操纵访问底层账户。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Ubiquiti Inc UniFi Network Application 10.1.89 ~ 10.1.89 -

II. Public POCs for CVE-2026-22557

# POC Description Source Link Shenlong Link
1 UniFi Network Application contains a path traversal vulnerability allowing a network attacker to access and manipulate files on the underlying system, potentially leading to account access, exploit requires network access. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-22557.yaml POC Details
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No public POC found.

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III. Intelligence Information for CVE-2026-22557

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Vendor Advisories for CVE-2026-22557 (1)

IV. Related Vulnerabilities

Same product: UniFi Network Application
Same vendor: Ubiquiti Inc

V. Comments for CVE-2026-22557

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