CVE-2024-12427: The Multi Step Form plugin for WordPress is vulnerable to unauthorized limited file upload due to a missing ca

Q: How do I fix CVE-2024-12427?

multi step form: upgrade to 1.7.24. Exact commands for each OS are on this page.

Q: Is CVE-2024-12427 being exploited?

CVE-2024-12427 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-12427 affect?

CVE-2024-12427 affects multi step form. Severity is medium (CVSS 5.3). 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 unauthen

Q: How urgent is CVE-2024-12427?

Priority 32/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2024-12427 is a medium-severity flaw (CVSS 5.3) affecting multi step form. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-862
Published	2025-01-16
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: mondula

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-01-16 10:15 UTCPublished CVE record published
2026-06-17 06:59 UTCUpdated Record last modified

mondula multi step form UPGRADE

Affected: < 1.7.24

Fixed in: 1.7.24

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy multi-step-form || rpm -q multi-step-form || multi-step-form --version

2. UPGRADE to 1.7.24 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade multi-step-form

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade multi-step-form

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-12427?

multi step form: upgrade to 1.7.24. Exact commands for each OS are on this page.

Is CVE-2024-12427 being exploited?

CVE-2024-12427 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-12427 affect?

CVE-2024-12427 affects multi step form. Severity is medium (CVSS 5.3). 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 unauthen

How urgent is CVE-2024-12427?

Priority 32/100. Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

CVE-2024-50428 MEDIUM 4.3 UPGRADE Missing Authorization vulnerability in mondula2016 Multi Step Form multi-step-form allows Exploiting Incorrect

References

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