Multi Step Form <= 1.7.23 - Missing Authorization to Unauthenticated Limited File Upload
Vulnerability Description
The Multi Step Form plugin for WordPress is vulnerable to unauthorized limited file upload due to a missing capability check on the fw_upload_file AJAX action in all versions up to, and including, 1.7.23. This makes it possible for unauthenticated attackers to upload limited file types such as images.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2024-12427
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Ryan Zegar
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/f0a31fee-ccc2-4c3b-b198-6cb750188113?source=cve
- https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L100
- https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L30
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3219723%40multi-step-form&new=3219723%40multi-step-form&sfp_email=&sfph_mail=
Affected Vendor
mondula2016
View all reports →