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Vulnerabilities

Vulnerability · CVE-2025-9515

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 includi

Published Sep 6, 2025 · catalog updated Apr 8, 2026 · Multi Step Form

Check if you run it

No confirmed exploitation is on record for CVE-2025-9515. EPSS is 0.66%. Act only if a listed version of Multi Step Form is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.66%
Remediation
Vendor / distro source
Affected products
vendor mondula2016 Multi Step Form 0 ≤1.7.25

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor mondula2016 Multi Step Form 0 ≤1.7.250 ≤1.7.25

How to fix CVE-2025-9515

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-9515. EPSS is 0.66%. Act only if a listed version of Multi Step Form is installed.

Which versions are affected?

Compare what you have installed with mondula2016 Multi Step Form 0 ≤1.7.25 0 ≤1.7.25. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.66%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 6, 2025 · EUVD

    Detected

    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.

  2. Apr 8, 2026 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-9515

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-9515

    30-day exploitation probability 0.66%

    first.org
  • EUVDVulnerability recordEUVD-2025-27161

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

CVE-2025-9515: The Multi Step Form plugin for WordPress is vulnerab… · ZeroDay Findings