CVE-2026-85101

{
  "etk_id": "ETK-2026-4248",
  "cve_id": "CVE-2026-85101",
  "display_id": "CVE-2026-85101",
  "ghsa_id": "GHSA-33f8-93g6-v9ch",
  "euvd_id": "EUVD-2026-124253",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Authentication bypass in DSM rsync service",
  "summary": "Synology DiskStation Manager installations running an affected rsync build are vulnerable to an authentication bypass. A remote unauthenticated attacker who can reach the service may access certain files, modify files, and cause limited service disruption.",
  "mitigation": "Update DSM to 7.2.1-69057-13, 7.2.2-72806-10, 7.3.2-86009-5, or 7.4.1-90080-1, as applicable, or a later release. Until updated, restrict network access to the rsync service.",
  "vendor": "Synology",
  "product": "DiskStation Manager (DSM)",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 7.4.1, < 7.4.1-90080-1",
        ">= 7.3.2, < 7.3.2-86009-5",
        ">= 7.2.2, < 7.2.2-72806-10",
        ">= 7.2.1, < 7.2.1-69057-13"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "7.4.1-90080-1",
        "7.3.2-86009-5",
        "7.2.2-72806-10",
        "7.2.1-69057-13"
      ],
      "package_name": "DiskStation Manager (DSM)",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": 8.6,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 53.97852543333333,
  "t0_at": "2026-11-12T03:40:28.897000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-11-12T03:40:28.897000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-12T03:40:28.897000+00:00",
      "url": "https://github.com/advisories/GHSA-33f8-93g6-v9ch"
    }
  }
}