High 8.7Published Dec 9, 2025

CVE-2021-47706COMMAX Biometric Access Control System Authentication Bypass

Updated under an hour ago (Oct 27, 2026, 12:50 AM ET)

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It affects COMMAX Co., Ltd. COMMAX Biometric Access Control System. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for COMMAX Co., Ltd. COMMAX Biometric Access Control System

Exploited in the last 30 days

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.

CVSS: 8.7 HIGH (v4.0, CNA)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
Weakness (CWE): CWE-565
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Apr 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

COMMAX Co., Ltd. COMMAX Biometric Access Control System commax:biometric_access_control_system (from the name)	1.0.0	CNA record

References

References

https://www.exploit-db.com/exploits/50206	exploit
https://www.commax.com	product
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5661.php	third-party-advisory
https://www.commax.com/product/	product
https://www.vulncheck.com/advisories/commax-biometric-access-control-system-authentication-bypass	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.