7.2
HIGH CVSS 3.1
CVE-2016-20032
ZKTeco ZKAccess Security System 5.3.1 Stored XSS
Description

ZKTeco ZKAccess Security System 5.3.1 contains a stored cross-site scripting vulnerability that allows attackers to execute arbitrary HTML and script code by injecting malicious payloads through the 'holiday_name' and 'memo' POST parameters. Attackers can submit crafted requests with script code in these parameters to compromise user browser sessions and steal sensitive information.

INFO

Published Date :

March 16, 2026, 2:17 p.m.

Last Modified :

March 16, 2026, 2:53 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2016-20032 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 MEDIUM [email protected]
Solution
Sanitize user inputs for 'holiday_name' and 'memo' parameters to prevent XSS.
  • Validate and sanitize all user-supplied input.
  • Encode output to prevent script execution.
  • Implement a Content Security Policy.
  • Update to a non-vulnerable software version.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-20032 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-20032 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-20032 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-20032 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Mar. 16, 2026

    Action Type Old Value New Value
    Added Description ZKTeco ZKAccess Security System 5.3.1 contains a stored cross-site scripting vulnerability that allows attackers to execute arbitrary HTML and script code by injecting malicious payloads through the 'holiday_name' and 'memo' POST parameters. Attackers can submit crafted requests with script code in these parameters to compromise user browser sessions and steal sensitive information.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
    Added CWE CWE-79
    Added Reference https://cxsecurity.com/issue/WLB-2016090004
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/116479
    Added Reference https://packetstormsecurity.com/files/138572
    Added Reference https://www.exploit-db.com/exploits/40328/
    Added Reference https://www.vulncheck.com/advisories/zkteco-zkaccess-security-system-stored-xss
    Added Reference https://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5368.php
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.