WP App Bar Plugin up to 1.5 on WordPress Setting App_Bar_Settings app-bar-features authorization

Summaryinfo

A vulnerability marked as critical has been reported in WP App Bar Plugin up to 1.5 on WordPress. This affects the function App_Bar_Settings of the component Setting Handler. This manipulation of the argument app-bar-features causes authorization. The identification of this vulnerability is CVE-2026-1074. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in WP App Bar Plugin up to 1.5 on WordPress. It has been declared as critical. Affected by this vulnerability is the function App_Bar_Settings of the component Setting Handler. The manipulation of the argument app-bar-features with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The WP App Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'app-bar-features' parameter in all versions up to, and including, 1.5. This is due to insufficient input sanitization and output escaping combined with a missing authorization check in the `App_Bar_Settings` class constructor. This makes it possible for unauthenticated attackers to inject arbitrary web scripts into multiple plugin settings that will execute whenever a user accesses the admin settings page.

The advisory is shared at wordfence.com. This vulnerability is known as CVE-2026-1074. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/08/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-10125). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• WordPress Plugin

Name

• WP App Bar Plugin

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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