CVE-2021-24863

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

The WP Block and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection Plugin StopBadBots WordPress plugin before 6.67 does not sanitise and escape the User Agent before using it in a SQL statement to save it, leading to a SQL injection

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 13, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-248648.8The WP Cloudy, weather plugin WordPress plugin before 4.4.9 does not escape the post_id parameter before using it in a SQL statement in the CVE-2021-248657.2The Advanced Custom Fields: Extended WordPress plugin before 0.8.8.7 does not validate the order and orderby parameters before using them inCVE-2021-248669.8The WP Data Access WordPress plugin before 5.0.0 does not properly sanitise and escape the backup_date parameter before using it a SQL stateCVE-2021-248679.8Numerous Plugins and Themes from the AccessPress Themes (aka Access Keys) vendor are backdoored due to their website being compromised. OnlyCVE-2021-248684.3The Document Embedder WordPress plugin before 1.7.9 contains a AJAX action endpoint, which could allow any authenticated user, such as subscCVE-2021-248698.8The WP Fastest Cache WordPress plugin before 0.9.5 does not escape user input in the set_urls_with_terms method before using it in a SQL staCVE-2021-248706.1The WP Fastest Cache WordPress plugin before 0.9.5 is lacking a CSRF check in its wpfc_save_cdn_integration AJAX action, and does not sanitiCVE-2021-248715.4The Get Custom Field Values WordPress plugin before 4.0.1 does not escape custom fields before outputting them in the page, which could alloCVE-2021-248726.5The Get Custom Field Values WordPress plugin before 4.0 allows users with a role as low as Contributor to access other posts metadata withouCVE-2021-248736.1The Tutor LMS WordPress plugin before 1.9.11 does not sanitise and escape user input before outputting back in attributes in the Student RegCVE-2021-248746.1The Newsletter, SMTP, Email marketing and Subscribe forms by Sendinblue WordPress plugin before 3.1.31 does not escape the lang and pid paraCVE-2021-248756.1The eCommerce Product Catalog Plugin for WordPress plugin before 3.0.39 does not escape the ic-settings-search parameter before outputting i