What is CVE-2024-43999?

CVE-2024-43999 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2024-09-18.

How severe is CVE-2024-43999?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Is CVE-2024-43999 known to be exploited?

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

XSS in Ninjaforms Ninja Forms

CVE-2024-43999

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Saturday Drive Ninja Forms allows Stored XSS.This issue affects Ninja Forms: from n/a through 3.8.11.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (22.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L.

Affected products

Ninjaforms Ninja_forms
Saturday Drive Ninja Forms — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

audit@patchstack.com (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2024-43999?: CVE-2024-43999 is a medium-severity vulnerability in Ninjaforms Ninja Forms, classified under Cross-site Scripting. CVSS score: 5.9/10. Published 2024-09-18.
How severe is CVE-2024-43999?: Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2024-43999 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.