5.3
MEDIUM
CVE-2024-12427
WordPress Multi-Step Form Unauthorized File Upload
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.

INFO

Published Date :

Jan. 16, 2025, 10:15 a.m.

Last Modified :

Jan. 16, 2025, 10:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2024-12427 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mondula multi_step_form

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-12427 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-12427 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Mar. 04, 2025

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:a:mondula:multi_step_form:*:*:*:*:*:wordpress:*:* versions from (excluding) 1.7.24
    Added Reference Type Wordfence: https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L100 Types: Product
    Added Reference Type Wordfence: https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L30 Types: Product
    Added Reference Type Wordfence: 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= Types: Patch
    Added Reference Type Wordfence: https://www.wordfence.com/threat-intel/vulnerabilities/id/f0a31fee-ccc2-4c3b-b198-6cb750188113?source=cve Types: Third Party Advisory
  • New CVE Received by [email protected]

    Jan. 16, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
    Added CWE CWE-862
    Added Reference https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L100
    Added Reference https://plugins.trac.wordpress.org/browser/multi-step-form/tags/1.7.22/includes/lib/msf-shortcode.class.php#L30
    Added Reference 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=
    Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/f0a31fee-ccc2-4c3b-b198-6cb750188113?source=cve
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-12427 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-12427 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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