CVE-2026-67187 Ninja Forms - CSV Injection

Ninja Forms plugin for WordPress < 3.15.4 contains a CSV injection caused by incomplete server-side validation in NF_Abstracts_List, letting unauthenticated attackers submit crafted payloads via nf_ajax_submit endpoint, exploit requires unauthenticated access.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
CSV Injection
Impact
Csv Injection
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Published
28 October 2026
Updated
29 October 2026
Weakness
CWE-1236

Vendor fix

Update to version 3.15.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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