CVE-2021-47743

5.1 mediumEPSS 0.3%

Medium (5.1). EPSS 0.3% chance of exploitation in the next 30 days.

COMMAX Biometric Access Control System 1.0.0 contains an unauthenticated reflected cross-site scripting vulnerability in cookie parameters 'CMX_ADMIN_NM' and 'CMX_COMPLEX_NM'. Attackers can inject malicious HTML and JavaScript code into these cookie values to execute arbitrary scripts in a victim's browser session.

Severity

CVSS 4.0

5.1 medium

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

CVSS 3.1

6.1 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 20% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-12-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

References

https://cxsecurity.com/issue/WLB-2021080063
https://exchange.xforce.ibmcloud.com/vulnerabilities/207578
https://packetstormsecurity.com/files/163834
https://www.commax.com/
https://www.vulncheck.com/advisories/commax-biometric-access-control-system-reflected-xss-via-cookie-parameters

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