{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.17.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2c915bda5f35bb805820c159257d96df23e3e9d8"
            }
          ],
          "repo": "https://github.com/yarnpkg/yarn",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Yarn before 1.17.3 is vulnerable to Missing Encryption of Sensitive Data due to HTTP URLs in lockfile causing unencrypted authentication data to be sent over the network.",
  "id": "CVE-2019-5448",
  "modified": "2026-03-13T21:47:58.108176998Z",
  "published": "2019-07-30T21:15:11.523Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://yarnpkg.com/blog/2019/07/12/recommended-security-update/"
    },
    {
      "type": "REPORT",
      "url": "https://hackerone.com/reports/640904"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/ChALkeR/notes/blob/master/Yarn-vuln.md"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}