Vulnerability Details CVE-2026-63296
An authorization bypass vulnerability in LXD allows an authenticated attacker to bypass target project restrictions during instance migration. When migrating an instance to a target project, LXD accepts configuration overrides without validating the new configuration against the target project's enforced restrictions. An attacker can exploit this flaw to move instances with disallowed high-privilege configurations into restricted projects, bypassing security controls.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 22.6%
CVSS Severity
CVSS v3 Score 9.9
Products affected by CVE-2026-63296
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cpe:2.3:a:canonical:lxd:5.0.0
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cpe:2.3:a:canonical:lxd:5.0.1
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cpe:2.3:a:canonical:lxd:5.0.2
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cpe:2.3:a:canonical:lxd:5.0.3
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cpe:2.3:a:canonical:lxd:5.0.4
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cpe:2.3:a:canonical:lxd:5.0.5
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cpe:2.3:a:canonical:lxd:5.0.6
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cpe:2.3:a:canonical:lxd:5.0.7
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cpe:2.3:a:canonical:lxd:5.1
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cpe:2.3:a:canonical:lxd:5.10
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cpe:2.3:a:canonical:lxd:5.11
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cpe:2.3:a:canonical:lxd:5.12
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cpe:2.3:a:canonical:lxd:5.13
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cpe:2.3:a:canonical:lxd:5.14
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cpe:2.3:a:canonical:lxd:5.15
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cpe:2.3:a:canonical:lxd:5.16
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cpe:2.3:a:canonical:lxd:5.17
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cpe:2.3:a:canonical:lxd:5.18
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cpe:2.3:a:canonical:lxd:5.19
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cpe:2.3:a:canonical:lxd:5.2
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cpe:2.3:a:canonical:lxd:5.20
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cpe:2.3:a:canonical:lxd:5.21.0
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cpe:2.3:a:canonical:lxd:5.21.1
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cpe:2.3:a:canonical:lxd:5.21.2
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cpe:2.3:a:canonical:lxd:5.21.3
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cpe:2.3:a:canonical:lxd:5.21.4
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cpe:2.3:a:canonical:lxd:5.21.5
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cpe:2.3:a:canonical:lxd:5.3
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cpe:2.3:a:canonical:lxd:5.4
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cpe:2.3:a:canonical:lxd:5.5
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cpe:2.3:a:canonical:lxd:5.6
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cpe:2.3:a:canonical:lxd:5.7
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cpe:2.3:a:canonical:lxd:5.8
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cpe:2.3:a:canonical:lxd:5.9
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cpe:2.3:a:canonical:lxd:6.0
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cpe:2.3:a:canonical:lxd:6.1
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cpe:2.3:a:canonical:lxd:6.2
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cpe:2.3:a:canonical:lxd:6.3
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cpe:2.3:a:canonical:lxd:6.4
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cpe:2.3:a:canonical:lxd:6.5
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cpe:2.3:a:canonical:lxd:6.6
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cpe:2.3:a:canonical:lxd:6.7
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cpe:2.3:a:canonical:lxd:6.8
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cpe:2.3:a:canonical:lxd:6.9