CVE-2026-120308

{
  "etk_id": "ETK-2026-3227",
  "cve_id": "CVE-2026-120308",
  "display_id": "CVE-2026-120308",
  "ghsa_id": "GHSA-92w2-g272-fr77",
  "euvd_id": "EUVD-2026-114842",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Path traversal in Beta9 gateway volume mounts",
  "summary": "Beta9 gateway volume attachment handling can allow a tenant to mount paths outside its authorized workspace. An attacker with a valid workspace token may read or modify files on a worker, including data belonging to other tenants, by deploying a workload that attaches a volume.",
  "mitigation": "Upgrade the Beta9 gateway to 0.1.776 and workers to 0.1.756 or later. Restrict workspace-token access until all affected deployment components are updated.",
  "vendor": "beam-cloud",
  "product": "Beta9 gateway",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < 0.1.776"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "0.1.776"
      ],
      "package_name": "github.com/beam-cloud/beta9",
      "purl": null
    },
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, < 0.1.756"
      ],
      "ecosystem": null,
      "fixed_versions": [
        "0.1.756"
      ],
      "package_name": "github.com/beam-cloud/beta9",
      "purl": null
    }
  ],
  "cwes": [
    22
  ],
  "cvss_score": 9.9,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 21.54083555,
  "t0_at": "2026-11-01T12:51:50.481000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-11-01T12:51:50.481000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-11-01T12:51:50.481000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-120308"
    }
  }
}