CSRF in Basix Nex-Forms

CVE-2025-49399

Cross-Site Request Forgery (CSRF) vulnerability in Basix NEX-Forms nex-forms-express-wp-form-builder allows Cross Site Request Forgery.This issue affects NEX-Forms: from n/a through <= 9.1.3.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-49399: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-49399?
CVE-2025-49399 is a high-severity vulnerability in Basix Nex-Forms, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2025-08-20.
How severe is CVE-2025-49399?
High severity. CVSS v3 base score is 8.8 out of 10.