CVE-2026-116408
Deferred Deferred - Pending Action

Stored XSS in Gallery PhotoBlocks Plugin

Publication date: 2026-10-26

Last updated on: 2026-10-26

Assigner: Patchstack

Description
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WP Chill Gallery PhotoBlocks photoblocks-grid-gallery allows Stored XSS.This issue affects Gallery PhotoBlocks: from n/a through 1.3.7.

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Meta Information

Published
2026-10-26
Last Modified
2026-10-26
Generated
2026-10-26
AI Q&A
2026-10-26
EPSS Evaluated
N/A
NVD
CVE-2026-116408
EUVD
EUVD-2026-110048

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
WP Chill Gallery PhotoBlocks 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 Stored Cross-Site Scripting (XSS) vulnerability in the WP Chill Gallery PhotoBlocks plugin. It allows an attacker to inject malicious scripts into web pages generated by the plugin. The vulnerability exists due to improper neutralization of user input during web page generation.

Impact Analysis

An attacker could exploit this to steal user sessions, deface websites, or redirect users to malicious sites. It may also enable further attacks like phishing or malware distribution. Users with access to the plugin could insert scripts that execute when other users view affected pages.

Compliance Impact

This vulnerability could lead to data breaches, exposing personal or sensitive data. Under GDPR, this may result in fines for inadequate security measures. For HIPAA, it could violate safeguards for protected health information, risking penalties.

Mitigation Strategies

Update Gallery PhotoBlocks to the latest version to address the Stored XSS vulnerability. If an update is not available, consider disabling the plugin temporarily until a patch is released.

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