CVE-2021-47706 COMMAX Biometric Access Control System Authentication Bypass
Unauthenticated attackers can forge cookies to bypass authentication, accessing sensitive information and circumventing physical security controls in smart buildings.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-47706?
CVE-2021-47706 is a high-severity authentication bypass vulnerability in COMMAX Biometric Access Control System, published on 9 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-565
Which versions are affected by CVE-2021-47706?
How do I fix CVE-2021-47706?
No fix has been published for CVE-2021-47706 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2021-47706 being exploited?
There is no known exploitation of CVE-2021-47706 in the wild and no public exploit code.
Sources
Also known as GHSA-wqx6-ghvg-724j.