Improper Input Validation in UID Enterprise Agent by Ubiquiti
CVE-2026-77542

9.1CRITICAL

Key Information:

Vendor

Ubiquiti Inc

Status
Uid Enterprise Agent
Vendor
CVE Published:
26 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-77542?

A security flaw has been identified in the UID Enterprise Agent developed by Ubiquiti, where improper input validation can be exploited by malicious actors with network access and elevated privileges. This vulnerability enables the execution of command injection on the host device, potentially allowing unauthorized commands to be run. Organizations using this product must prioritize applying the latest security patches to mitigate this risk and protect their network infrastructure.

Affected Version(s)

UID Enterprise Agent 0 < 1.62.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-Ubiquiti
Created by HORKimhab

References

https://community.ui.com/releases/Security-Advisory-Bulle...

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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