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CVE-2026-77557

Quick assessment

Affected
Ubiquiti Inc UniFi Protect AI Key
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.

拥有网络访问权限的攻击者可以利用 UniFi Protect AI Key 中发现的不当访问控制漏洞，提升该设备的权限。

CVSS 9.8 · Critical

Affected Version Matrix 1

VendorProduct Version RangeStatus
Ubiquiti Inc UniFi Protect AI Key < 2.2.6 affected
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I. Basic Information for CVE-2026-77557

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 an Improper Access Control vulnerability found in UniFi Protect AI Key to escalate privileges on the device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Ubiquiti Inc UniFi Protect AI Key 0 ~ 2.2.6 -

II. Public POCs for CVE-2026-77557

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III. Intelligence Information for CVE-2026-77557

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Other References for CVE-2026-77557 (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-2026-77533 9.9 CRITICAL UniFi Protect命令注入漏洞
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-2026-77547 9.9 CRITICAL UniFi Access 命令注入漏洞
CVE-2026-77548 9.9 CRITICAL UniFi Protect命令注入漏洞
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 &rarr; →

IV. Related Vulnerabilities

Same vendor: Ubiquiti Inc
Same weakness: CWE-284

V. Comments for CVE-2026-77557

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