CVE-2026-66597
Deferred Deferred - Pending Action

Unauthenticated XSS in wpDataTables Plugin

Publication date: 2026-08-20

Last updated on: 2026-08-20

Assigner: Patchstack

Description
Unauthenticated Cross Site Scripting (XSS) in wpDataTables <= 6.5.1.4 versions.

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Meta Information

Published
2026-08-20
Last Modified
2026-08-20
Generated
2026-08-20
AI Q&A
2026-08-20
EPSS Evaluated
N/A
NVD
CVE-2026-66597
EUVD
EUVD-2026-63339

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
wpdatatables wpdatatables 6.5.1.4
wpdatatables wpdatatables to 6.5.1.4 (inc)

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 is an Unauthenticated Cross Site Scripting (XSS) vulnerability affecting wpDataTables plugin versions up to 6.5.1.4. It allows attackers to inject malicious scripts into web pages viewed by other users without needing authentication.

Detection Guidance

To detect this XSS vulnerability in wpDataTables <= 6.5.1.4, inspect web application inputs for unsanitized user data. Check for reflected or stored XSS by submitting test payloads like <script>alert(1)</script> in form fields or URL parameters. Review server responses for script execution.

Impact Analysis

An attacker could steal user sessions, deface websites, or redirect users to malicious sites. This could lead to data theft, account compromise, or spreading malware to visitors of the affected site.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, violating GDPR and HIPAA requirements for data protection and confidentiality. Organizations may face fines or legal consequences if exploited.

Mitigation Strategies

Immediately update wpDataTables to the latest version beyond 6.5.1.4. If an update is unavailable, disable the plugin temporarily. Implement input validation and output encoding in web applications. Use a web application firewall to block XSS payloads.

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