CVE-2025-9083

Ninja-forms < 3.11.1 - Unauthenticated PHP Objection

The Ninja Forms WordPress plugin before 3.11.1 unserializes user input via form field, which could allow Unauthenticated users to perform PHP Object Injection when a suitable gadget is present on the blog.

Affected

Ninja Forms

CVSS v3.1 CNA

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.54% chance of exploitation in the next 30 days, 44th percentile

Published

2025-09-18

Updated

2025-09-22

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/60b4d7fc-5d23-4dcf-bd7f-e202cabc2625/

Security advisories

• https://wpscan.com/vulnerability/60b4d7fc-5d23-4dcf-bd7f-e202cabc2625

References

• CVE Record
• NVD entry