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CVE-2016-20027

6.1 · MEDIUM

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 unsa…

Published Mar 16, 2026CWE-79EPSS 0.25%

Overview

CVE-2016-20027 is a medium-severity vulnerability. It was published on March 16, 2026 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refcxsecurity.com/issue/WLB-2016080267Refexchange.xforce.ibmcloud.com/vulnerabilities/116476Refpacketstormsecurity.com/files/138568Refwww.vulncheck.com/advisories/zkteco-zkbiosecurity-multiple-reflected-xss-vulnerabilitiesRefwww.zeroscience.mk/en/vulnerabilities/ZSL-2016-5363.php

How CyberStrike helps

Frequently asked questions

What is CVE-2016-20027?

CVE-2016-20027 is a medium-severity vulnerability. It was published on March 16, 2026 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2016-20027?

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-20027?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2016-20027?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-20027 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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