CVE-2026-110384
Received Received - Intake

Cross-Site Scripting in Fancy Facebook Comments WordPress Plugin

Publication date: 2026-10-17

Last updated on: 2026-10-17

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Heateor Support Fancy Comments WordPress fancy-facebook-comments allows Reflected XSS.This issue affects Fancy Comments WordPress: from n/a through 1.2.21.

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Meta Information

Published
2026-10-17
Last Modified
2026-10-17
Generated
2026-10-17
AI Q&A
2026-10-17
EPSS Evaluated
N/A
NVD
CVE-2026-110384
EUVD
EUVD-2026-103273

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Heateor Support Fancy Comments WordPress 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 Heateor Support Fancy Comments WordPress plugin. It allows attackers to inject malicious scripts into web pages viewed by users. The flaw occurs due to improper neutralization of user input during web page generation.

Detection Guidance

To detect this reflected XSS vulnerability in Heateor Support Fancy Comments WordPress plugin, inspect web traffic for suspicious input parameters in the fancy-facebook-comments plugin. Check for unusual JavaScript execution in browser consoles when interacting with comment sections. Review server logs for unexpected input patterns in URLs or form submissions related to the plugin.

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 theft of session cookies, account takeover, or delivery of malware. Users of vulnerable WordPress sites with the plugin installed are at risk.

Compliance Impact

This vulnerability could lead to unauthorized access to user data, violating GDPR's data protection requirements. For HIPAA, it may compromise protected health information if exploited on healthcare-related sites. Organizations must address this to maintain compliance.

Mitigation Strategies

Immediately update the Fancy Comments WordPress plugin to the latest version (1.2.21 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 filter malicious scripts. Regularly audit plugin installations and monitor for unusual activity.

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