CVE-2021-47706

HIGH

COMMAX Biometric Access Control System 1.0.0 - Auth Bypass

Title source: llm

Description

COMMAX Biometric Access Control System 1.0.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to access sensitive information and circumvent physical controls in smart homes and buildings by exploiting cookie poisoning. Attackers can forge cookies to bypass authentication and disclose sensitive information.

Exploits (1)

exploitdb WORKING POC

by LiquidWorm · textwebappshardware

https://www.exploit-db.com/exploits/50206

View Code ZIP pw:eip

References (5)

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/50206

[Various Sources] https://www.commax.com

[Various Sources] https://www.commax.com/product/

[Third Party Advisory] https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypass

[Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php

Scores

CVSS v4 8.7

EPSS 0.0047

EPSS Percentile 64.7%

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-565

Status published

Products (1)

COMMAX Co., Ltd./COMMAX Biometric Access Control System 1.0.0

Published Dec 09, 2025

Tracked Since Feb 18, 2026