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CVE-2024-11052: The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to Stored Cr

36
Routine
HIGH 7.2REMOTEUPGRADE

CVE-2024-11052 is a high-severity flaw (CVSS 7.2) affecting ninja forms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the calculations parameter in all versions up to, and including, 3.8.19 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 score7.2 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.3% (top 75%)
CISA exploited listNo
WeaknessCWE-79
Published2024-12-12
Last modified2026-06-17
Publisher (CNA): Wordfence · Vendor: ninjaforms

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

Am I affected?

Timeline

ninjaforms ninja forms UPGRADE
Affected: < 3.8.20
Fixed in: 3.8.20
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy ninja-forms || rpm -q ninja-forms || ninja-forms --version
2. UPGRADE to 3.8.20 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade ninja-forms
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade ninja-forms
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-2024-11052?

ninja forms: upgrade to 3.8.20. Exact commands for each OS are on this page.

Is CVE-2024-11052 being exploited?

CVE-2024-11052 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-2024-11052 affect?

CVE-2024-11052 affects ninja forms. Severity is high (CVSS 7.2). The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the calculations parameter in all versions up to, and including, 3.8.19 due to insufficient input sanitizat

How urgent is CVE-2024-11052?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

Related CVEs

References

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