CVE-2024-6521: Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder <= 5.1.19 - Authenticated (Administrator+) Stored Cross-Site Scripting
The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via dropdown fields in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfilteredhtml has been disabled.
Affected Software
Remediation
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2024-6521?
CVE-2024-6521 is classified as a medium severity vulnerability due to its potential for stored cross-site scripting attacks.
How do I fix CVE-2024-6521?
To mitigate CVE-2024-6521, update the Contact Form Plugin by Fluent Forms to version 5.1.20 or later.
What versions are affected by CVE-2024-6521?
CVE-2024-6521 affects all versions of the Contact Form Plugin by Fluent Forms up to and including version 5.1.19.
What is stored cross-site scripting in CVE-2024-6521?
Stored cross-site scripting in CVE-2024-6521 allows attackers to inject malicious scripts that can be executed when users interact with the compromised form functionality.
Are there any workarounds for CVE-2024-6521?
While updating to the latest version is the best method, disabling the affected plugin can serve as a temporary workaround for CVE-2024-6521.