CVE-2026-85414
Received Received - Intake

Stored XSS in FooGallery WordPress Plugin

Publication date: 2026-09-05

Last updated on: 2026-09-05

Assigner: Wordfence

Description
The Gallery : FooGallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'custom_settings' Shortcode Attribute in all versions up to, and including, 3.3.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-09-05
Last Modified
2026-09-05
Generated
2026-09-05
AI Q&A
2026-09-05
EPSS Evaluated
N/A
NVD
CVE-2026-85414
EUVD
EUVD-2026-71932

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
fooplugins foogallery to 3.3.2 (inc)

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 vulnerability is a Stored Cross-Site Scripting (XSS) issue in the FooGallery WordPress plugin. It allows authenticated attackers with contributor-level access or higher to inject malicious scripts into web pages via the 'custom_settings' shortcode attribute. The flaw exists due to insufficient input sanitization and output escaping in versions up to and including 3.3.2.

Detection Guidance

Detecting this vulnerability requires checking for the FooGallery plugin version up to 3.3.2 in WordPress. Inspect plugin files for the 'custom_settings' shortcode attribute in pages or posts. Use WordPress admin panel to view installed plugins or check via command line with: wp plugin list --name=foogallery. If vulnerable, review pages containing the plugin for unexpected scripts.

Impact Analysis

If exploited, this vulnerability could allow attackers to execute arbitrary web scripts in pages viewed by users. This could lead to theft of sensitive data, session hijacking, or defacement of your WordPress site. Users with contributor-level access or above could compromise the site and its visitors.

Compliance Impact

This vulnerability could lead to data breaches, which may violate GDPR and HIPAA requirements for protecting user data. Non-compliance with these regulations can result in significant fines and legal consequences. The risk of unauthorized script execution increases the likelihood of such breaches.

Mitigation Strategies

Immediately update the FooGallery plugin to the latest version beyond 3.3.2. If updating is not possible, disable or remove the plugin. Review all pages for injected scripts and remove any suspicious content. Restrict contributor-level access to prevent unauthorized changes.

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