CVE-2021-24921 Advanced Database Cleaner < 3.0.4 - Reflected Cross-Site Scripting

What is CVE-2021-24921?

CVE-2021-24921 is a medium-severity cross-site scripting vulnerability in Unknown Advanced Database Cleaner, published on 21 Feb 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Advanced Database Cleaner WordPress plugin before 3.0.4 does not sanitise and escape $_GET keys and values before outputting them back in attributes, leading to Reflected Cross-Site Scripting issues

Weakness: CWE-79

Which versions are affected by CVE-2021-24921?

It affects 1 product.

Products include Sigmaplugin Advanced Database Cleaner.

How do I fix CVE-2021-24921?

No fix has been published for CVE-2021-24921 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2021-24921 being exploited?

There is no known exploitation of CVE-2021-24921 in the wild and no public exploit code.

Other vulnerabilities in Unknown Advanced Database Cleaner

• CVE-2023-49764 WordPress Advanced Database Cleaner Plugin <= 3.1.2 is vulnerable to SQL Injection High 7.6
• CVE-2021-24141 Advanced Database Cleaner < 3.0.2 - Authenticated SQL injection High 7.2
• CVE-2024-0668 Advanced Database Cleaner <= 3.1.3 - Authenticated(Administrator+) PHP Object Injection via process_bulk_action Medium 6.6
• CVE-2022-2173 Advanced Database Cleaner < 3.1.1 - Reflected Cross-Site Scripting Medium 6.1
• CVE-2022-46813 WordPress Advanced Database Cleaner Plugin <= 3.1.1 is vulnerable to Cross Site Request Forgery (CSRF) Medium 4.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-8x47-hqwx-vmvf.