CVE-2024-12427: CWE-862 Missing Authorization in mondula2016 Multi Step Form
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.
AI Analysis
Technical Summary
CVE-2024-12427 is a missing authorization vulnerability in the Multi Step Form WordPress plugin by mondula2016. The vulnerability exists because the fw_upload_file AJAX action does not perform capability checks, allowing unauthenticated attackers to upload certain file types, such as images. This affects all versions up to and including 1.7.23. The vulnerability is rated medium severity with a CVSS 3.1 base score of 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N). No patch or official fix has been documented in the provided data.
Potential Impact
The vulnerability allows unauthenticated attackers to upload limited file types without authorization, potentially leading to integrity issues within the affected WordPress site. There is no direct impact on confidentiality or availability according to the CVSS vector. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, administrators should consider disabling or restricting the Multi Step Form plugin or limiting access to the affected AJAX action if possible. Monitor official vendor channels for updates and patches.
CVE-2024-12427: CWE-862 Missing Authorization in mondula2016 Multi Step Form
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.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2024-12427 is a missing authorization vulnerability in the Multi Step Form WordPress plugin by mondula2016. The vulnerability exists because the fw_upload_file AJAX action does not perform capability checks, allowing unauthenticated attackers to upload certain file types, such as images. This affects all versions up to and including 1.7.23. The vulnerability is rated medium severity with a CVSS 3.1 base score of 5.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N). No patch or official fix has been documented in the provided data.
Potential Impact
The vulnerability allows unauthenticated attackers to upload limited file types without authorization, potentially leading to integrity issues within the affected WordPress site. There is no direct impact on confidentiality or availability according to the CVSS vector. No known exploits have been reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, administrators should consider disabling or restricting the Multi Step Form plugin or limiting access to the affected AJAX action if possible. Monitor official vendor channels for updates and patches.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- Wordfence
- Date Reserved
- 2024-12-10T16:43:56.764Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 699f6e3bb7ef31ef0b59897f
Added to database: 2/25/2026, 9:48:43 PM
Last enriched: 4/9/2026, 6:21:07 AM
Last updated: 4/12/2026, 5:50:48 PM
Views: 15
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