{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.3.20"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.3.20"
              }
            ]
          }
        ]
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "dd7e642cd69ee74385825816d30642c43e051d16"
            }
          ],
          "repo": "https://github.com/sockjs/sockjs-node",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "dd7e642cd69ee74385825816d30642c43e051d16"
            }
          ],
          "repo": "https://github.com/sockjs/sockjs-node",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Incorrect handling of Upgrade header with the value websocket leads in crashing of containers hosting sockjs apps. This affects the package sockjs before 0.3.20.",
  "id": "CVE-2020-7693",
  "modified": "2026-03-15T21:44:47.812634088Z",
  "published": "2020-07-09T14:15:11.197Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/sockjs/sockjs-node/commit/dd7e642cd69ee74385825816d30642c43e051d16"
    },
    {
      "type": "FIX",
      "url": "https://github.com/sockjs/sockjs-node/issues/252"
    },
    {
      "type": "FIX",
      "url": "https://github.com/sockjs/sockjs-node/pull/265"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/andsnw/sockjs-dos-py"
    },
    {
      "type": "EVIDENCE",
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-575448"
    },
    {
      "type": "EVIDENCE",
      "url": "https://snyk.io/vuln/SNYK-JS-SOCKJS-575261"
    }
  ],
  "related": [
    "SNYK-JAVA-ORGWEBJARSNPM-575448",
    "SNYK-JS-SOCKJS-575261"
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}