CVE-2026-106166CWE-639

CVE-2026-106166

Medium · published October 14, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
13.3
In the wild
Unconfirmed
What it is

The NEX-Forms WordPress plugin before 9.3.1 does not perform any authorization, ownership or request-validation checks before updating stored form entries, allowing unauthenticated attackers to overwrite, permanently erase, reassign or append to any previously submitted form entry by referencing its sequential identifier.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00232 · 13.3th percentile
Weakness
CWE-639 · Authorization Bypass Through User-Controlled Key
Published
2026-10-14T11:17Z
References (1)
https://wpscan.com/vulnerability/aa33ce05-091d-4fef-b875-4fedb8b8fc9d/ · [email protected]
EPSS history
Timeline
  • 15 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 14 OCT 06:00Z
    NEX-Forms 9.2.1 - 9.2.5 - Unauthenticated Arbitrary Form Entry Modification via 'nf_set_entry_update_id' Parameter
    cvelistv5
  • 14 OCT 06:00Z
    NEX-Forms 9.2.1 - 9.2.5 - Unauthenticated Arbitrary Form Entry Modification via 'nf_set_entry_update_id' Parameter
    cvelistv5