CVE-2026-77533
Quick assessment
Affected
Ubiquiti Inc UniFi Protect 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.
具有网络访问权限且权限较低的攻击者，可以利用 UniFi Protect 应用程序中发现的“输入验证不当”漏洞，在主机设备上执行命令注入。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2026-77533
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 Input Validation vulnerability found in UniFi Protect Application to execute a Command Injection on the host device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Ubiquiti Inc | UniFi Protect Application | 0 ~ 7.2.105 | - |
|
II. Public POCs for CVE-2026-77533
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-77533 (1)
Same Patch Batch · Ubiquiti Inc · 2026-08-26 · 23 CVEs total
| CVE-2026-77537 | 10.0 CRITICAL | UniFi Protect命令注入漏洞 |
| CVE-2026-77554 | 10.0 CRITICAL | UniFi Talk命令注入漏洞 |
| CVE-2026-77550 | 10.0 CRITICAL | UniFi OS CRLF注入绕过认证 |
| CVE-2026-77534 | 9.9 CRITICAL | UniFi OS 设备权限提升漏洞 |
| CVE-2026-77536 | 9.9 CRITICAL | UniFi OS 设备权限提升漏洞 |
| CVE-2026-77553 | 9.9 CRITICAL | UniFi Access Application权限提升漏洞 |
| CVE-2026-77543 | 9.9 CRITICAL | UniFi Access Application 命令注入漏洞 |
| CVE-2026-77546 | 9.9 CRITICAL | UniFi Access应用命令注入漏洞 |
| CVE-2026-77548 | 9.9 CRITICAL | UniFi Protect命令注入漏洞 |
| CVE-2026-77547 | 9.9 CRITICAL | UniFi Access 命令注入漏洞 |
| CVE-2026-77557 | 9.8 CRITICAL | UniFi Protect AI Key 1.x 权限提升漏洞 |
| CVE-2026-77552 | 9.8 CRITICAL | UniFi Audio/Video Bridge命令注入漏洞 |
| CVE-2026-77532 | 9.6 CRITICAL | EdgeMAX EdgeSwitch DHCPv6缓冲区溢出致远程代码执行 |
| CVE-2026-77542 | 9.1 CRITICAL | UID Enterprise Agent命令注入漏洞 |
| CVE-2026-77541 | 9.1 CRITICAL | UniFi Network Application越权漏洞 |
| CVE-2026-77539 | 9.1 CRITICAL | UniFi OS Server 命令注入漏洞 |
| CVE-2026-77535 | 9.1 CRITICAL | UniFi Network命令注入漏洞 |
| CVE-2026-77540 | 9.1 CRITICAL | UniFi OS Server命令注入漏洞 |
| CVE-2026-77545 | 9.0 CRITICAL | UniFi OS特权提升漏洞 |
| CVE-2026-77549 | 9.0 CRITICAL | UniFi OS CRLF注入致认证绕过漏洞 |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2026-77533
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