CVE-2026-78563
Received Received - Intake

Stored XSS in NotificationX Pro WordPress Plugin

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Wordfence

Description
The NotificationX Pro plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 3.1.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-08-25
Last Modified
2026-08-25
Generated
2026-08-25
AI Q&A
2026-08-25
EPSS Evaluated
N/A
NVD
CVE-2026-78563
EUVD
EUVD-2026-65323

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
notificationx notificationx_pro to 3.1.4 (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

The NotificationX Pro WordPress plugin has a stored cross-site scripting vulnerability in versions up to 3.1.4. This flaw allows unauthenticated attackers to inject malicious scripts into web pages. The scripts execute when users view the affected pages due to insufficient input sanitization and output escaping.

Detection Guidance

This vulnerability is specific to the NotificationX Pro WordPress plugin. To detect it, check if your WordPress site uses version 3.1.4 or older of the plugin. You can do this by inspecting the plugin files or using WordPress admin panel to view the installed version.

Impact Analysis

An attacker could steal user sessions, redirect users to malicious sites, or perform actions on their behalf. It may also deface websites or spread malware. Users with admin access could have their accounts compromised, leading to full site takeover.

Compliance Impact

This vulnerability could lead to unauthorized data access or modification, violating GDPR's data protection requirements and HIPAA's safeguards for protected health information. Organizations may face fines or penalties for failing to protect user data.

Mitigation Strategies

Immediately update the NotificationX Pro plugin to the latest version if available. If no update is available, consider disabling or removing the plugin until a patch is released. Regularly monitor the WordPress plugin repository for updates.

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