Arbitrary File Upload Vulnerability in Multi Step Form Plugin for WordPress
CVE-2025-9515

7.2HIGH

Key Information:

Vendor

WordPress
Status
Multi Step Form
Vendor
CVE Published:
6 September 2025

What is CVE-2025-9515?

The Multi Step Form plugin for WordPress contains a vulnerability that allows authenticated attackers with Administrator-level access to exploit the plugin's import functionality. The lack of proper file type validation enables these attackers to upload files of their choosing to the server, potentially leading to remote code execution and compromising the security of the website. This issue affects all versions of the plugin up to and including version 1.7.25.

Affected Version(s)

Multi Step Form * <= 1.7.25

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://github.com/mlooft/multi-step-form/commit/590f9ac9...
https://plugins.trac.wordpress.org/changeset?sfp_email=&s...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

tmrswrr
.