What is CVE-2022-3892?

CVE-2022-3892 is a vulnerability in the WP OAuth Server (OAuth Authentication) WordPress plugin that allows high privilege users to perform Stored Cross-Site Scripting attacks.

What is the severity of CVE-2022-3892?

CVE-2022-3892 has a severity level of medium, with a severity value of 4.8 out of 10.

How does CVE-2022-3892 affect the WP OAuth Server plugin?

CVE-2022-3892 affects the WP OAuth Server plugin before version 4.2.2 by not sanitizing and escaping Client IDs, which can lead to Stored Cross-Site Scripting attacks.

How can the WP OAuth Server plugin vulnerability be exploited?

The vulnerability in the WP OAuth Server plugin can be exploited by high privilege users, such as admins, to perform Stored Cross-Site Scripting attacks.

How can I fix CVE-2022-3892?

To fix CVE-2022-3892, update the WP OAuth Server plugin to version 4.2.2 or higher, which includes the necessary sanitization and escaping of Client IDs.

Vulnerability/
CVE-2022-3892

medium

4.8

CWE

5/12/2022

3/8/2024

CVE-2022-3892: WP OAuth Server < 4.2.2 - Admin+ Stored XSS

First published: Mon Dec 05 2022(Updated: )

The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.2.2 does not sanitize and escape Client IDs, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Credit: contact@wpscan.com

Affected Software	Affected Version	How to fix
WP OAuth Server	<4.2.2

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Reference Links

https://wpscan.com/vulnerability/33dddaec-a32a-4fce-89d6-164565be13e1

Frequently Asked Questions

What is CVE-2022-3892?
CVE-2022-3892 is a vulnerability in the WP OAuth Server (OAuth Authentication) WordPress plugin that allows high privilege users to perform Stored Cross-Site Scripting attacks.
What is the severity of CVE-2022-3892?
CVE-2022-3892 has a severity level of medium, with a severity value of 4.8 out of 10.
How does CVE-2022-3892 affect the WP OAuth Server plugin?
CVE-2022-3892 affects the WP OAuth Server plugin before version 4.2.2 by not sanitizing and escaping Client IDs, which can lead to Stored Cross-Site Scripting attacks.
How can the WP OAuth Server plugin vulnerability be exploited?
The vulnerability in the WP OAuth Server plugin can be exploited by high privilege users, such as admins, to perform Stored Cross-Site Scripting attacks.
How can I fix CVE-2022-3892?
To fix CVE-2022-3892, update the WP OAuth Server plugin to version 4.2.2 or higher, which includes the necessary sanitization and escaping of Client IDs.

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vendor/wp-oauth
canonical/wp oauth server

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