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CVE-2026-66897 Instance template path traversal allows arbitrary host file write as root

🗓️ 24 Aug 2026 09:08:04Reported by canonicalType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

Path traversal in LXD instance template processing allows arbitrary host file write as root.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
euvd
EUVD
EUVD-2026-64757
24 Aug 202609:08
euvd
nvd
NVD
CVE-2026-66897
24 Aug 202610:16
nvd
[
  {
    "vendor": "Canonical",
    "product": "LXD",
    "packageName": "LXD",
    "platforms": [
      "Linux"
    ],
    "repo": "https://github.com/canonical/lxd",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "4.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "4.0.13"
      },
      {
        "version": "5.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "5.0.9"
      },
      {
        "version": "5.21.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "5.21.7"
      },
      {
        "version": "6.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "6.10"
      }
    ]
  }
]

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