CVE-2024-1596: The Ninja Forms - File Uploads plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an upload

Q: How do I fix CVE-2024-1596?

ninja forms file uploads: upgrade to 3.3.18. Exact commands for each OS are on this page.

Q: Is CVE-2024-1596 being exploited?

CVE-2024-1596 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-2024-1596 affect?

CVE-2024-1596 affects ninja forms file uploads. Severity is high (CVSS 7.2). The Ninja Forms - File Uploads plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an uploaded file (e.g. RTX file) in all versions up to, and including, 3.3.16 due to insufficient input sanitization and output escaping. T

Q: How urgent is CVE-2024-1596?

Priority 39/100. High severity; Remotely exploitable, no login, no user action

Routine

HIGH 7.2REMOTEUPGRADE

CVE-2024-1596 is a high-severity flaw (CVSS 7.2) affecting ninja forms file uploads. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Ninja Forms - File Uploads plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an uploaded file (e.g. RTX file) in all versions up to, and including, 3.3.16 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-07
Last modified	2026-06-17

Publisher (CNA): Wordfence · Vendor: ninjaforms

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

Am I affected?

Timeline

2024-09-07 12:15 UTCPublished CVE record published
2026-06-17 07:04 UTCUpdated Record last modified

ninjaforms ninja forms file uploads UPGRADE

Affected: < 3.3.18

Fixed in: 3.3.18

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ninja-forms-file-uploads || rpm -q ninja-forms-file-uploads || ninja-forms-file-uploads --version

2. UPGRADE to 3.3.18 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ninja-forms-file-uploads

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ninja-forms-file-uploads

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-2024-1596?

ninja forms file uploads: upgrade to 3.3.18. Exact commands for each OS are on this page.

Is CVE-2024-1596 being exploited?

CVE-2024-1596 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-2024-1596 affect?

CVE-2024-1596 affects ninja forms file uploads. Severity is high (CVSS 7.2). The Ninja Forms - File Uploads plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an uploaded file (e.g. RTX file) in all versions up to, and including, 3.3.16 due to insufficient input sanitization and output escaping. T

How urgent is CVE-2024-1596?

Priority 39/100. High severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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