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CVE-2026-63300 Cross-project instance move bypasses all project restrictions allowing host command execution

🗓️ 12 Aug 2026 19:09:04Reported by canonicalType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

LXD instancePostMigration bypasses project restrictions, allowing authenticated attackers to execute host commands via instance migration.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-63300
12 Aug 202619:09
attackerkb
circl
Circl
CVE-2026-63300
12 Aug 202620:50
circl
cve
CVE
CVE-2026-63300
12 Aug 202619:09
cve
euvd
EUVD
EUVD-2026-57411
12 Aug 202619:09
euvd
nvd
NVD
CVE-2026-63300
12 Aug 202620:17
nvd
[
  {
    "vendor": "Canonical",
    "product": "LXD",
    "packageName": "LXD",
    "platforms": [
      "Linux"
    ],
    "repo": "https://github.com/canonical/lxd",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "5.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "5.0.8"
      },
      {
        "version": "5.21.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "5.21.6"
      },
      {
        "version": "6.0",
        "status": "affected",
        "versionType": "semver",
        "lessThan": "6.10"
      }
    ]
  }
]

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