CVE-2026-1947 PUBLISHED

NEX-Forms – Ultimate Forms Plugin for WordPress <= 9.1.9 - Missing Authorization to Unauthenticated Arbitrary Form Entry Modification via nf_set_entry_update_id

Assigner: Wordfence
Reserved: 05.02.2026 Published: 15.03.2026 Updated: 15.03.2026

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.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS Score: 7.5

Product Status

Vendor webaways
Product NEX-Forms – Ultimate Forms Plugin for WordPress
Versions Default: unaffected
  • affected from * to 9.1.9 (incl.)

Credits

  • Youssef Elouaer finder

References

Problem Types

  • CWE-639 Authorization Bypass Through User-Controlled Key CWE