CVE-2021-47743 | THREATINT

Description

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.

PUBLISHED Reserved 2025-12-31 | Published 2025-12-31 | Updated 2026-01-02 | Assigner VulnCheck

MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

MEDIUM: 6.1CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

1.0.0

affected

Credits

LiquidWorm as Gjoko Krstic of Zero Science Lab finder

References

www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5660.php (Zero Science Lab Disclosure (ZSL-2021-5660)) third-party-advisory

packetstormsecurity.com/files/163834 (Packet Storm Security Exploit Entry) exploit

exchange.xforce.ibmcloud.com/vulnerabilities/207578 (IBM X-Force Vulnerability Exchange) vdb-entry

cxsecurity.com/issue/WLB-2021080063 (CXSecurity Vulnerability Database Entry) third-party-advisory

www.commax.com/ (Vendor Homepage) vendor-advisory

www.vulncheck.com/...tem-reflected-xss-via-cookie-parameters (VulnCheck Advisory: COMMAX Biometric Access Control System 1.0.0 Reflected XSS via Cookie Parameters) third-party-advisory

cve.org (CVE-2021-47743)

nvd.nist.gov (CVE-2021-47743)

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