CVE-2021-47706
COMMAX Biometric Access Control System Authentication Bypass
- State
- Published
- Severity
- 8.7 High
- Published
- Dec 9, 2025
- Updated
- Apr 7, 2026
- Reserved
- Dec 5, 2025
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | 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 | VulnCheck |
Weaknesses
- CWE-565 Reliance on Cookies without Validation and Integrity Checking
Affected Products
| Product | Versions |
|---|---|
COMMAX Biometric Access Control SystemCOMMAX Co., Ltd. |
|
References
- ExploitDB-50206exploit
- Official Product Homepageproduct
- Zero Science Lab Disclosure (ZSL-2021-5661)third-party-advisory
- COMMAX Biometric Access Control System 1.0.0 Product Pageproduct
- VulnCheck Advisory: COMMAX Biometric Access Control System Authentication Bypassthird-party-advisory
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