CVE-2016-20027
Deferred Deferred - Pending Action
Reflected XSS in ZKTeco ZKBioSecurity 3.0 Enables Script Injection

Publication date: 2026-03-16

Last updated on: 2026-06-08

Assigner: VulnCheck

Description
ZKTeco ZKBioSecurity 3.0 contains multiple reflected cross-site scripting vulnerabilities that allow attackers to execute arbitrary HTML and script code by injecting malicious payloads through unsanitized parameters in multiple scripts. Attackers can craft malicious URLs with XSS payloads in vulnerable parameters to execute scripts in a user's browser session within the context of the affected application.
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Meta Information
Published
2026-03-16
Last Modified
2026-06-08
Generated
2026-06-16
AI Q&A
2026-03-16
EPSS Evaluated
2026-06-14
NVD
CVE-2016-20027
EUVD
EUVD-2016-10809
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
zkteco zkbiosecurity to 3.0.1.0_R_230 (inc)
zkteco zkbiosecurity 3.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Executive Summary

This vulnerability exists in ZKTeco ZKBioSecurity 3.0 and involves multiple reflected cross-site scripting (XSS) issues. Attackers can inject malicious HTML or script code through unsanitized parameters in various scripts of the application. By crafting malicious URLs containing these XSS payloads, attackers can execute scripts within a user's browser session in the context of the affected application.

Impact Analysis

The vulnerability allows attackers to execute arbitrary scripts in the browser of users interacting with the affected application. This can lead to unauthorized actions such as stealing session cookies, hijacking user sessions, defacing web content, or redirecting users to malicious sites. Ultimately, it compromises the security and integrity of user interactions with the application.

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