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CVE-2026-77532

Quick assessment

Affected
Ubiquiti Inc EdgeMAX EdgeSwitch
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 EdgeMAX EdgeSwitch是美国Ubiquiti公司的一款可管理网络交换机。 Ubiquiti EdgeMAX EdgeSwitch 1.12.2之前版本存在缓冲区错误漏洞，该漏洞源于堆缓冲区溢出，可能导致远程代码执行。

CVSS 8.8 · High EPSS 0.41% · P34

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
Ubiquiti Inc EdgeMAX EdgeSwitch < 1.12.2 affected
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I. Basic Information for CVE-2026-77532

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A malicious actor with access to an adjacent network could exploit a Buffer Overflow vulnerability found in a DHCPv6-enabled EdgeMAX EdgeSwitch to initiate a Remote Code Execution on such device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Ubiquiti EdgeMAX EdgeSwitch 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ubiquiti EdgeMAX EdgeSwitch是美国Ubiquiti公司的一款可管理网络交换机。 Ubiquiti EdgeMAX EdgeSwitch 1.12.2之前版本存在缓冲区错误漏洞，该漏洞源于堆缓冲区溢出，可能导致远程代码执行。
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 EdgeMAX EdgeSwitch 0 ~ 1.12.2 -

II. Public POCs for CVE-2026-77532

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-77532

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Vendor Advisories for CVE-2026-77532 (1)

Same Patch Batch · Ubiquiti Inc · 2026-08-26 · 23 CVEs total

CVE-2026-77554 10.0 CRITICAL Ubiquiti UniFi Talk Application 输入验证错误漏洞
CVE-2026-77550 10.0 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞
CVE-2026-77537 10.0 CRITICAL Ubiquiti UniFi Protect Application 输入验证错误漏洞
CVE-2026-77534 9.9 CRITICAL Ubiquiti UniFi OS Server 权限许可和访问控制问题漏洞
CVE-2026-77553 9.9 CRITICAL Ubiquiti UniFi Access Application 权限许可和访问控制问题漏洞
CVE-2026-77546 9.9 CRITICAL Ubiquiti UniFi Access Application 输入验证错误漏洞
CVE-2026-77547 9.9 CRITICAL Ubiquiti UniFi Access Application 输入验证错误漏洞
CVE-2026-77548 9.9 CRITICAL Ubiquiti UniFi Protect Application 输入验证错误漏洞
CVE-2026-77543 9.9 CRITICAL Ubiquiti UniFi Access Application 输入验证错误漏洞
CVE-2026-77536 9.9 CRITICAL Ubiquiti UniFi OS Server 权限许可和访问控制问题漏洞
CVE-2026-77533 9.9 CRITICAL Ubiquiti UniFi Protect Application 输入验证错误漏洞
CVE-2026-77552 9.8 CRITICAL Ubiquiti UniFi Enterprise Audio/Video Bridge 输入验证错误漏洞
CVE-2026-77557 9.8 CRITICAL Ubiquiti UniFi Protect AI Key 权限许可和访问控制问题漏洞
CVE-2026-77541 9.1 CRITICAL Ubiquiti UniFi Access Application 权限许可和访问控制问题漏洞
CVE-2026-77542 9.1 CRITICAL Ubiquiti UID Enterprise Agent 输入验证错误漏洞
CVE-2026-77539 9.1 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞
CVE-2026-77535 9.1 CRITICAL Ubiquiti UniFi Network Application 输入验证错误漏洞
CVE-2026-77540 9.1 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞
CVE-2026-77545 9.0 CRITICAL Ubiquiti UniFi OS Server 调试信息泄露漏洞
CVE-2026-77549 9.0 CRITICAL Ubiquiti UniFi OS Server 输入验证错误漏洞

Showing top 20 of 23 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: EdgeMAX EdgeSwitch
Same vendor: Ubiquiti Inc
Same weakness: CWE-122

V. Comments for CVE-2026-77532

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