CVE-2021-24747

Name: CVE-2021-24747
Creator: NVD / NIST
Published: 2021-12-13T11:15:08.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.50%

Last modified Jun 17, 2026

CVE-2021-24747 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. The SEO Booster WordPress plugin before 3.8 allows for authenticated SQL injection via the "fn_my_ajaxified_dataloader_ajax" AJAX request as the $_REQUEST['order'][0]['dir'] parameter is not properly escaped leading to blind and error-based SQL injections.. EPSS estimates a 1.50% chance of exploitation in the next 30 days.

Description

The SEO Booster WordPress plugin before 3.8 allows for authenticated SQL injection via the "fn_my_ajaxified_dataloader_ajax" AJAX request as the $_REQUEST['order'][0]['dir'] parameter is not properly escaped leading to blind and error-based SQL injections.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.50%

70.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Cleverplugins	Seo Booster	< 3.8

References

https://plugins.trac.wordpress.org/changeset/2637115Patch, Third Party Advisory
https://wpscan.com/vulnerability/40849d93-8949-4bd0-b60e-c0330b385feaExploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2637115Patch, Third Party Advisory
https://wpscan.com/vulnerability/40849d93-8949-4bd0-b60e-c0330b385feaExploit, Third Party Advisory

Timeline

Published: Dec 13, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24747?

How severe is CVE-2021-24747?

CVE-2021-24747 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24747?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-24747?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST