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.

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)

EPSS: 0.002 (5.5th percentile) — read the EPSS interpretation.

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.

Affected products

Basix Nex-forms — versions 0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

audit@patchstack.com (vdb-entry)

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.