CVE-2026-1947: Webaways Nex-Forms – Ultimate Forms Plugin For WordPress

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 9.1.9 via the submit_nex_form() function due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to to overwrite arbitrary form entries via the 'nf_set_entry_update_id' parameter.

Affected products

• Webaways Nex-Forms – Ultimate Forms Plugin For WordPress: up to and including 9.1.9

Published 2026-03-16. Last modified 2026-06-17.