Security advisory

{
  "id": "35815445294c354da9ff3ab7a6591028b61285d933fa1a9a2132e54fa1d63c5f",
  "url": "https://osv.dev/vulnerability/CVE-2020-8136",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-8136",
    "summary": "Prototype pollution vulnerability in fastify-multipart < 1.0.5 allows an attacker to crash fastify applications parsing multipart requests by sending a specially crafted request.",
    "evidence": "osv:CVE-2020-8136",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-8136",
      "aliases": [
        "CVE-2020-8136",
        "GHSA-p9f8-gqjf-m75j"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/fastify/fastify-multipart",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d298f193dc4e0d0a446fae70789ceeafc05e3211"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:fastify:fastify-multipart:*:*:*:*:*:fastify:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.0.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.0.4",
            "v1.0.3",
            "v1.0.2",
            "v1.0.1",
            "v1.0.0",
            "v0.8.2",
            "v0.8.1",
            "v0.8.0",
            "v0.7.0",
            "v0.6.0",
            "v0.5.1",
            "v0.5.0",
            "v0.4.1",
            "v0.4.0",
            "v0.3.0",
            "v0.2.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8136.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:43.676750948Z",
      "provider": "osv",
      "references": [
        "https://hackerone.com/reports/804772"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-8136",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 435675,
  "published_at": "2020-03-20T19:15:12.97+00:00"
}