Cross-site request forgery (CSRF) vulnerability in the Webform Multiple File Upload module 6.x-1.x before 6.x-1.3 and 7.x-1.x before 7.x-1.3 for Drupal allows remote attackers to hijack the authentication of certain users for requests that delete files via unspecified vectors.
Conclusion & alert: CVE-2015-4379 is rated Moderate Risk (45/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.74%). 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 | 2026-06-15 | 0.33% | 0.74% | +0.41% |
| 2 | 2025-05-12 | 0.45% | 0.33% | -0.12% |
| 3 | 2025-03-30 | — | 0.45% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| webform_multiple_file_upload_project | webform_multiple_file_upload | 6.x-1.0 | cpe:2.3:a:webform_multiple_file_upload_project:webform_multiple_file_upload:6.x-1.0:*:*:*:*:drupal:*:* |
| webform_multiple_file_upload_project | webform_multiple_file_upload | 6.x-1.1 | cpe:2.3:a:webform_multiple_file_upload_project:webform_multiple_file_upload:6.x-1.1:*:*:*:*:drupal:*:* |
| webform_multiple_file_upload_project | webform_multiple_file_upload | 6.x-1.2 | cpe:2.3:a:webform_multiple_file_upload_project:webform_multiple_file_upload:6.x-1.2:*:*:*:*:drupal:*:* |
| webform_multiple_file_upload_project | webform_multiple_file_upload | 7.x-1.2 | cpe:2.3:a:webform_multiple_file_upload_project:webform_multiple_file_upload:7.x-1.2:*:*:*:*:drupal:*:* |
| webform_multiple_file_upload_project | webform_multiple_file_upload | 7.x-1.x | cpe:2.3:a:webform_multiple_file_upload_project:webform_multiple_file_upload:7.x-1.x:dev:*:*:*:drupal:*:* |