{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.17.0"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "61ba9fe416c552c16c644a24bc1d0596a4fe686f"
            }
          ],
          "repo": "https://github.com/microsoft/avml",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/61xxx/CVE-2026-61371.json"
  },
  "details": "Microsoft AVML before 0.17.0 could follow a symlink when opening a destination output path on Unix, allowing truncation/overwrite of the symlink target. The destructive effect is performed at open-time via O_TRUNC, and can happen before full input validation completes (“truncation-before-validation”).",
  "id": "CVE-2026-61371",
  "modified": "2026-07-17T03:41:58.560070317Z",
  "published": "2026-07-15T00:00:00Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://gist.github.com/thesmartshadow/2d099071f847de8db3dc4bbaf4dfa6df"
    },
    {
      "type": "WEB",
      "url": "https://github.com/microsoft/avml/releases/tag/v0.17.0"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/61xxx/CVE-2026-61371.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-61371"
    },
    {
      "type": "FIX",
      "url": "https://github.com/microsoft/avml/pull/754"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}