What is CVE-2024-39628?

CVE-2024-39628 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2024-08-26.

How severe is CVE-2024-39628?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2024-39628 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

CSRF in Ninjaforms Ninja Forms

CVE-2024-39628

Cross-Site Request Forgery (CSRF) vulnerability in Saturday Drive Ninja Forms allows Cross Site Request Forgery.This issue affects Ninja Forms: from n/a through 3.8.6.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2024-08-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (8.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

Public proof-of-concept exploits

References

patchstack.com/database/vulnerability/ninja-forms/wordpress-ninja-forms-plugin-… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2024-39628?: CVE-2024-39628 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2024-08-26.
How severe is CVE-2024-39628?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2024-39628 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.