CVE-2026-19840
Deferred Deferred - Pending Action

Unauthenticated Option Modification in Notiqoo WordPress Plugin

Publication date: 2026-09-10

Last updated on: 2026-09-10

Assigner: WPScan

Description
The Notiqoo WordPress plugin before 1.4.14 does not have capability checks on several of its AJAX actions and builds the name of the option to write from user input, allowing users with a role as low as contributor to modify arbitrary WordPress options, which can be used to deactivate Notiqoo WordPress plugin before 1.4.14 and to lock every administrator out of the site.

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Meta Information

Published
2026-09-10
Last Modified
2026-09-10
Generated
2026-09-30
AI Q&A
2026-09-10
EPSS Evaluated
2026-09-29
NVD
CVE-2026-19840
EUVD
EUVD-2026-75262

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
notiqoo notiqoo_wordpress_plugin to 1.4.14 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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Executive Summary

The Notiqoo WordPress plugin before version 1.4.14 has a vulnerability where it lacks proper capability checks on certain AJAX actions. This allows users with a role as low as contributor to modify arbitrary WordPress options by supplying the target option name through user input. The flaw enables attackers to disable the plugin or lock administrators out of the site entirely.

Detection Guidance

Check if the Notiqoo WordPress plugin version is 1.4.14 or below. Look for unauthorized modifications to WordPress options by reviewing plugin files for missing capability checks in AJAX actions.

Impact Analysis

This vulnerability allows attackers with minimal privileges to disable the Notiqoo plugin or lock administrators out of the WordPress site. This can disrupt site functionality, cause downtime, and prevent legitimate users from accessing the site.

Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA by allowing unauthorized users to modify WordPress options, which may include disabling security plugins or altering data handling settings. Unauthorized changes could lead to data breaches or improper data protection measures, violating regulatory requirements for access control and data integrity.

Mitigation Strategies

Update the Notiqoo WordPress plugin to version 1.4.14 or higher immediately. Review user roles and permissions to ensure contributors do not have unnecessary access to modify options.

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