Multi Step Form <= 1.7.25 - Authenticated (Admin+) Arbitrary File Upload
Vulnerability Description
The Multi Step Form plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation via the import functionality in all versions up to, and including, 1.7.25. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
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-2025-9515
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- tmrswrr
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/af7dbb61-90b1-4a61-819e-bcef88b12b7f?source=cve
- https://github.com/mlooft/multi-step-form/commit/590f9ac9d746b2a8aec0c12ba770252e86dc40ed
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3351951%40multi-step-form&new=3351951%40multi-step-form&sfp_email=&sfph_mail=
Affected Vendor
mondula2016
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