CVE-2026-66690
Received Received - Intake

Unauthenticated XSS in GiveWP Plugin

Publication date: 2026-08-06

Last updated on: 2026-08-06

Assigner: Patchstack

Description
Unauthenticated Cross Site Scripting (XSS) in GiveWP <= 4.16.5 versions.

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Meta Information

Published
2026-08-06
Last Modified
2026-08-06
Generated
2026-08-06
AI Q&A
2026-08-06
EPSS Evaluated
N/A
NVD
CVE-2026-66690
EUVD
EUVD-2026-53899

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
givewp givewp to 4.16.5 (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.

Attack-Flow Graph

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Executive Summary

This is an Unauthenticated Cross Site Scripting (XSS) vulnerability affecting GiveWP plugin versions 4.16.5 and below. It allows attackers to inject malicious scripts into web pages viewed by other users without needing authentication.

Impact Analysis

An attacker could steal user sessions, redirect users to malicious sites, or perform actions on behalf of users. This could lead to data theft, account compromise, or unauthorized transactions if users interact with the injected scripts.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, violating GDPR and HIPAA requirements for data protection and user consent. Organizations may face compliance penalties if user data is compromised through this exploit.

Mitigation Strategies

Update GiveWP to the latest version to patch the XSS vulnerability. If immediate update is not possible, consider disabling the plugin temporarily or restricting access to vulnerable endpoints.

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