{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "5.1.6"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "98aff324b7d8500ff75a8ca9ac087ee636be4716"
            },
            {
              "fixed": "80d020ace9c52a49d74bf6503a17b6fb0343a038"
            }
          ],
          "repo": "https://github.com/termux/proot-distro",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-7h3g-4w2f-fj2f"
  ],
  "database_specific": {
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
      "CWE-668"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54727.json"
  },
  "details": "proot-distro is a utility for managing proot containers. Prior to version 5.1.6, proot-distro restore accepted hardlink entries whose linkname referenced another installed container and did not verify that the hardlink source container matched the destination container being restored, allowing a crafted restore archive to copy files between otherwise isolated containers. This issue is fixed in version 5.1.6.",
  "id": "CVE-2026-54727",
  "modified": "2026-07-31T03:33:41.454684583Z",
  "published": "2026-07-29T16:41:46.521Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/termux/proot-distro/releases/tag/v5.1.6"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54727.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/termux/proot-distro/security/advisories/GHSA-7h3g-4w2f-fj2f"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-54727"
    },
    {
      "type": "FIX",
      "url": "https://github.com/termux/proot-distro/commit/98aff324b7d8500ff75a8ca9ac087ee636be4716"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "proot-distro has a Container Isolation Bypass via Crafted Restore Archive"
}