GHSA-4pg4-qvpc-4q3h · Severity: high · Ecosystem: npm — Multer vulnerable to Denial of Service from maliciously crafted requests
Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability that is present starting in version 1.4.4-lts.1 and prior to version 2.0.0 allows an attacker to trigger a Denial of Service (DoS) by sending a malformed multi-part upload request. This request causes an unhandled exception, leading to a crash of the process. Users should upgrade to version 2.0.0 to receive a patch. No known workarounds are available.
Conclusion & alert: CVE-2025-47944 is rated Low Risk (30.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.01%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-11-21 | 0.15% | 0.01% | -0.13% |
| 2 | 2025-11-18 | 0.02% | 0.15% | +0.13% |
| 3 | 2025-07-16 | — | 0.02% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
GHSA-4pg4-qvpc-4q3h · Severity: high · Ecosystem: npm — Multer vulnerable to Denial of Service from maliciously crafted requests
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||