Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Basix NEX-Forms – Ultimate Form Builder allows Stored XSS.This issue affects NEX-Forms – Ultimate Form Builder: from n/a through 8.5.10.
Conclusion & alert: CVE-2024-37512 is rated Moderate Risk (43.2/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.26%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-12-10 | 0.19% | 0.26% | +0.07% |
| 2 | 2025-11-21 | 0.27% | 0.19% | -0.08% |
| 3 | 2025-11-18 | — | 0.27% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.3 | 3.7 | [email protected] |
| 5.4 | 3.1 | MEDIUM |
|
2.3 | 2.7 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| basixonline | nex-forms | < 8.6.1 | cpe:2.3:a:basixonline:nex-forms:*:*:*:*:*:wordpress:*:* |