CVE-2021-47706

8.7 highEPSS 0.6%

High (8.7). EPSS 0.6% chance of exploitation in the next 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.

Severity

CVSS 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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-565
Published: 2025-12-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

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

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