CVE-2020-37052

CRITICAL

Ubiquiti AirControl 1.4.2 - Unauthenticated Remote Code Execution via Java Expression Injection in /.seam Endpoint

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37052. PoCs published by 0xd0ff9.

AI-analyzed exploit summary This exploit leverages a pre-authentication remote code execution vulnerability in AirControl 1.4.2 via a crafted URL with EL injection. The payload uses Java reflection to execute arbitrary commands and retrieves the output from the Location header.

Description

AirControl 1.4.2 contains a pre-authentication remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary system commands through malicious Java expression injection. Attackers can exploit the /.seam endpoint by crafting a specially constructed URL with embedded Java expressions to run commands with the application's system privileges.

Exploits (1)

exploitdb WORKING POC
by 0xd0ff9 · pythonwebappshardware
https://www.exploit-db.com/exploits/48541

This exploit leverages a pre-authentication remote code execution vulnerability in AirControl 1.4.2 via a crafted URL with EL injection. The payload uses Java reflection to execute arbitrary commands and retrieves the output from the Location header.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: AirControl <= 1.4.2
No auth needed
Prerequisites: Network access to the target AirControl instance
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/48541
Various Sources product
https://www.ui.com/

Scores

CVSS v3 9.8
EPSS 0.0117
EPSS Percentile 63.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-94
Status published
Products (1)
Ubiquiti, Inc./AirControl <= 1.4.2
Published Jan 30, 2026
Tracked Since Feb 18, 2026