CVE-2026-114194
Received Received - Intake

Cross-Site Scripting in Ad Inserter Plugin

Publication date: 2026-10-24

Last updated on: 2026-10-24

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Igor Funa Ad Inserter ad-inserter allows Reflected XSS.This issue affects Ad Inserter: from n/a through 2.8.18.

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Meta Information

Published
2026-10-24
Last Modified
2026-10-24
Generated
2026-10-24
AI Q&A
2026-10-24
EPSS Evaluated
N/A
NVD
CVE-2026-114194
EUVD
EUVD-2026-109261

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Igor Funa Ad Inserter 0

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 a reflected Cross-Site Scripting (XSS) vulnerability in the Ad Inserter plugin by Igor Funa. It occurs when user input is improperly neutralized during web page generation, allowing malicious scripts to be executed in a victim's browser when they visit a specially crafted link.

Detection Guidance

To detect this reflected XSS vulnerability in Ad Inserter, inspect web traffic for suspicious input parameters in HTTP requests. Check for unusual JavaScript execution in browser console when accessing the plugin's interface. Review server logs for unexpected input patterns like script tags or event handlers in query strings.

Impact Analysis

An attacker could trick you into clicking a malicious link, which may steal your session cookies, redirect you to fake login pages, or perform actions on your behalf without your knowledge. It primarily affects users who are logged into the vulnerable WordPress site.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, potentially violating GDPR (data protection) and HIPAA (healthcare data privacy) requirements. Organizations may face compliance breaches if user data is compromised due to this flaw.

Mitigation Strategies

Immediately update Ad Inserter to the latest version (2.8.18 or higher). If an update is unavailable, disable the plugin temporarily. Implement input validation and output encoding for all user-supplied data. Use a web application firewall to block XSS payloads.

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