CVE-2026-66605
Deferred Deferred - Pending Action

Unauthenticated XSS in Swatchly WooCommerce Plugin

Publication date: 2026-08-20

Last updated on: 2026-08-20

Assigner: Patchstack

Description
Unauthenticated Cross Site Scripting (XSS) in Swatchly – WooCommerce Variation Swatches for Products <= 1.4.13 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-2026-66605
EUVD
EUVD-2026-63344

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
swatchly woocommerce_variation_swatches_for_products to 1.4.13 (inc)
swatchly woocommerce_variation_swatches_for_products 1.4.13

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 in the Swatchly – WooCommerce Variation Swatches for Products plugin affecting versions 1.4.13 or earlier. It allows attackers to inject malicious scripts into web pages viewed by users. The vulnerability requires a privileged user to interact with a malicious link, page, or form to trigger the attack.

Detection Guidance

Detecting this XSS vulnerability requires checking if the Swatchly plugin version 1.4.13 or earlier is installed. Inspect WordPress plugins via the admin dashboard or check the plugin files on the server for the vulnerable version.

Impact Analysis

An attacker could exploit this to inject scripts that execute harmful actions like redirects or advertisements when visitors access the site. This could lead to compromised user sessions, stolen data, or defacement of the website. The impact is moderate but could affect many websites if exploited in mass campaigns.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, which may violate GDPR or HIPAA requirements for data protection and user privacy. Organizations using the affected plugin may face compliance risks if user data is compromised due to the XSS flaw.

Mitigation Strategies

Immediately update the Swatchly plugin to version 1.4.14 or later. If updating is not possible, apply the mitigation rule provided by Patchstack to block attacks until the update is applied.

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