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CVE-2026-63297 Cross-project instance copy bypasses target project restrictions via TOCTOU in config merge

🗓️ 12 Aug 2026 19:25:24Reported by canonicalType 
cvelist
 cvelist
🔗 www.cve.org👁 8 Views

LXD TOCTOU flaw in config merge allows authenticated attacker to bypass target project restrictions during cross-project instance copies.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-63297
12 Aug 202619:25
attackerkb
circl
Circl
CVE-2026-63297
12 Aug 202621:10
circl
cve
CVE
CVE-2026-63297
12 Aug 202619:25
cve
euvd
EUVD
EUVD-2026-57513
12 Aug 202619:25
euvd
nvd
NVD
CVE-2026-63297
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"
      }
    ]
  }
]

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