ghsa-4pg4-qvpc-4q3h
Vulnerability from github
Published
2025-05-19 22:16
Modified
2025-05-19 22:16
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Multer vulnerable to Denial of Service from maliciously crafted requests
Details

Impact

A vulnerability in Multer versions >=1.4.4-lts.1 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.

Patches

Users should upgrade to 2.0.0

Workarounds

None

References

  • https://github.com/expressjs/multer/issues/1176
  • https://github.com/expressjs/multer/commit/2c8505f207d923dd8de13a9f93a4563e59933665
Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "multer"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "1.4.4-lts.1"
            },
            {
              "fixed": "2.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-47944"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-248"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-05-19T22:16:30Z",
    "nvd_published_at": "2025-05-19T20:15:26Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nA vulnerability in Multer versions \u003e=1.4.4-lts.1 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.\n\n### Patches\nUsers should upgrade to `2.0.0`\n\n### Workarounds\nNone\n\n### References\n\n- https://github.com/expressjs/multer/issues/1176\n- https://github.com/expressjs/multer/commit/2c8505f207d923dd8de13a9f93a4563e59933665",
  "id": "GHSA-4pg4-qvpc-4q3h",
  "modified": "2025-05-19T22:16:30Z",
  "published": "2025-05-19T22:16:30Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/expressjs/multer/security/advisories/GHSA-4pg4-qvpc-4q3h"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-47944"
    },
    {
      "type": "WEB",
      "url": "https://github.com/expressjs/multer/issues/1176"
    },
    {
      "type": "WEB",
      "url": "https://github.com/expressjs/multer/commit/2c8505f207d923dd8de13a9f93a4563e59933665"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/expressjs/multer"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Multer vulnerable to Denial of Service from maliciously crafted requests"
}


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