CVE-2026-118438
Received Received - Intake

Firelight Lightbox WordPress Plugin Reflected Cross-Site Scripting

Publication date: 2026-10-31

Last updated on: 2026-10-31

Assigner: WPScan

Description
The Firelight Lightbox WordPress plugin before 2.3.24 does not properly escape image attribute values before processing them in the browser, which could allow users with contributor-level access and above to inject arbitrary web scripts that execute when another user views or previews the affected content.

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Meta Information

Published
2026-10-31
Last Modified
2026-10-31
Generated
2026-10-31
AI Q&A
2026-10-31
EPSS Evaluated
N/A
NVD
CVE-2026-118438
EUVD
EUVD-2026-114586

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Unknown Firelight Lightbox 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This is a stored cross-site scripting (XSS) vulnerability in the Firelight Lightbox WordPress plugin. It occurs because the plugin does not properly escape image attribute values before processing them in the browser. This allows users with contributor-level access or higher to inject malicious scripts into content.

Detection Guidance

Check if the Firelight Lightbox WordPress plugin version is below 2.3.24. Inspect plugin files for improperly escaped image attributes in the codebase. Look for user-contributed content containing suspicious scripts in the plugin's output.

Impact Analysis

An attacker with contributor access or higher could inject scripts that execute when other users view or preview the affected content. This could lead to unauthorized actions, data theft, or defacement of the website.

Compliance Impact

This vulnerability could lead to data breaches or unauthorized access, which may violate GDPR (data protection) or HIPAA (healthcare data privacy) requirements. Compliance could be compromised if user data is exposed due to the injected scripts.

Mitigation Strategies

Update the Firelight Lightbox plugin to version 2.3.24 or later immediately. Remove or restrict contributor-level access to untrusted users until the update is applied. Monitor for unusual script execution in user-contributed content.

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