CVE-2026-116409
Received Received - Intake

Reflected Cross-Site Scripting in Upsell Order Bump Offer for WooCommerce

Vulnerability report for CVE-2026-116409, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-29

Last updated on: 2026-10-29

Assigner: Patchstack

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Swings Upsell Order Bump Offer for WooCommerce upsell-order-bump-offer-for-woocommerce allows Reflected XSS.This issue affects Upsell Order Bump Offer for WooCommerce: from n/a through 3.1.6.

CVSS Scores

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Meta Information

Published
2026-10-29
Last Modified
2026-10-29
Generated
2026-10-29
AI Q&A
2026-10-29
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE

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 a Reflected Cross-site Scripting (XSS) vulnerability caused by improper neutralization of input during web page generation. It allows attackers to inject malicious scripts into web pages viewed by users.

Detection Guidance

To detect this reflected XSS vulnerability, inspect web traffic for suspicious input parameters in the WP Swings Upsell Order Bump Offer for WooCommerce plugin. Check for unusual JavaScript execution in browser console when interacting with the plugin's pages. Review server logs for unexpected input patterns.

Impact Analysis

An attacker could trick users into clicking a malicious link, leading to execution of arbitrary scripts in their browser. This may result in session hijacking, data theft, or defacement of the affected website.

Mitigation Strategies

Immediately update the Upsell Order Bump Offer for WooCommerce plugin to the latest version. If an update is unavailable, disable the plugin temporarily. Implement input validation and output encoding for all user-supplied data. Monitor for unusual activity in web traffic and server logs.

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