CVE-2026-18557
Deferred Deferred - Pending Action

Reflected Cross-Site Scripting in Photo Gallery by 10Web WordPress Plugin

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: Wordfence

Description
The Photo Gallery by 10Web – Mobile-Friendly Image Gallery plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'title' parameter in all versions up to, and including, 1.8.42 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-19
AI Q&A
2026-10-15
EPSS Evaluated
2026-10-18
NVD
CVE-2026-18557
EUVD
EUVD-2026-101844

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
10web Photo Gallery by 10Web – Mobile-Friendly Image Gallery 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 Photo Gallery by 10Web WordPress plugin. It affects versions up to 1.8.42 due to insufficient input sanitization and output escaping in the 'title' parameter. Attackers can inject malicious scripts that execute when a user clicks a crafted link.

Detection Guidance

This vulnerability can be detected by checking if the Photo Gallery by 10Web plugin is installed and verifying its version. If the version is up to 1.8.42, it is vulnerable. Use WordPress admin panel or run commands like 'wp plugin list' in the WordPress directory to check the plugin version.

Impact Analysis

Unauthenticated attackers could trick users into clicking malicious links, leading to arbitrary script execution in their browsers. This may result in session hijacking, data theft, or defacement of affected websites.

Compliance Impact

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

Mitigation Strategies

Immediately update the Photo Gallery by 10Web plugin to the latest version beyond 1.8.42. If an update is not available, consider disabling or removing the plugin until a patch is released. Regularly monitor the plugin's official updates for security fixes.

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