What is the severity of CVE-2021-24533?

CVE-2021-24533 has been classified as a medium severity vulnerability due to its potential for Cross-Site Scripting attacks.

How do I fix CVE-2021-24533?

To fix CVE-2021-24533, update the Maintenance WordPress plugin to version 4.03 or later.

Who is affected by CVE-2021-24533?

CVE-2021-24533 affects users of the Maintenance WordPress plugin prior to version 4.03, specifically high privilege users such as administrators.

What kind of attack does CVE-2021-24533 allow?

CVE-2021-24533 allows for Cross-Site Scripting (XSS) payloads to be executed on the frontend of a WordPress site.

Is it safe to use older versions of the Maintenance plugin due to CVE-2021-24533?

Using older versions of the Maintenance plugin is not safe as they are vulnerable to Cross-Site Scripting attacks as outlined in CVE-2021-24533.

Vulnerability/
CVE-2021-24533

medium

4.8

CWE

23/8/2021

3/8/2024

CVE-2021-24533: Maintenance < 4.03 - Authenticated Stored XSS

First published: Mon Aug 23 2021(Updated: )

The Maintenance WordPress plugin before 4.03 does not sanitise or escape some of its settings, allowing high privilege users such as admin to se Cross-Site Scripting payload in them (even when the unfiltered_html capability is disallowed), which will be triggered in the frontend

Credit: contact@wpscan.com

Affected Software	Affected Version	How to fix
Webfactoryltd Maintenance	<4.03

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Reference Links

https://wpscan.com/vulnerability/174b2119-b806-4da4-a23d-c19b552c86cb

Frequently Asked Questions

What is the severity of CVE-2021-24533?
CVE-2021-24533 has been classified as a medium severity vulnerability due to its potential for Cross-Site Scripting attacks.
How do I fix CVE-2021-24533?
To fix CVE-2021-24533, update the Maintenance WordPress plugin to version 4.03 or later.
Who is affected by CVE-2021-24533?
CVE-2021-24533 affects users of the Maintenance WordPress plugin prior to version 4.03, specifically high privilege users such as administrators.
What kind of attack does CVE-2021-24533 allow?
CVE-2021-24533 allows for Cross-Site Scripting (XSS) payloads to be executed on the frontend of a WordPress site.
Is it safe to use older versions of the Maintenance plugin due to CVE-2021-24533?
Using older versions of the Maintenance plugin is not safe as they are vulnerable to Cross-Site Scripting attacks as outlined in CVE-2021-24533.

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agent/author
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vendor/webfactoryltd
canonical/webfactoryltd maintenance

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Frequently Asked Questions

What is the severity of CVE-2021-24533?
CVE-2021-24533 has been classified as a medium severity vulnerability due to its potential for Cross-Site Scripting attacks.
How do I fix CVE-2021-24533?
To fix CVE-2021-24533, update the Maintenance WordPress plugin to version 4.03 or later.
Who is affected by CVE-2021-24533?
CVE-2021-24533 affects users of the Maintenance WordPress plugin prior to version 4.03, specifically high privilege users such as administrators.
What kind of attack does CVE-2021-24533 allow?
CVE-2021-24533 allows for Cross-Site Scripting (XSS) payloads to be executed on the frontend of a WordPress site.
Is it safe to use older versions of the Maintenance plugin due to CVE-2021-24533?
Using older versions of the Maintenance plugin is not safe as they are vulnerable to Cross-Site Scripting attacks as outlined in CVE-2021-24533.