{"id":"CVE-2026-62940","state":"PUBLISHED","title":"Incus has a project restriction bypass via instance migration config override","description":"Incus is a system container and virtual machine manager. Prior to version 7.3.0, when migrating an instance to another cluster member, user-supplied configuration overrides (including security-critical keys like `security.privileged` and `raw.lxc`) are applied without any project restriction enforcement, allowing a restricted project user to escalate to a privileged container and escape to the host. Version 7.3.0 patches the issue.","publishedAt":"2026-08-21T14:47:13.386Z","updatedAt":"2026-08-21T15:13:46.664Z","severity":{"score":9.9,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["lxc incus"],"affected":[{"vendor":"lxc","product":"incus","versions":[{"version":"< 7.3.0","status":"affected"}]}],"references":["https://github.com/lxc/incus/security/advisories/GHSA-qw5c-v953-38gw"],"weaknesses":["CWE-862"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/62xxx/CVE-2026-62940.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62940","state":"PUBLISHED","datePublished":"2026-08-21T14:47:13.386Z","dateUpdated":"2026-08-21T15:13:46.664Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-07-14T22:32:17.730Z"},"containers":{"cna":{"title":"Incus has a project restriction bypass via instance migration config override","descriptions":[{"lang":"en","value":"Incus is a system container and virtual machine manager. Prior to version 7.3.0, when migrating an instance to another cluster member, user-supplied configuration overrides (including security-critical keys like `security.privileged` and `raw.lxc`) are applied without any project restriction enforcement, allowing a restricted project user to escalate to a privileged container and escape to the host. Version 7.3.0 patches the issue."}],"affected":[{"vendor":"lxc","product":"incus","versions":[{"version":"< 7.3.0","status":"affected"}]}],"references":[{"url":"https://github.com/lxc/incus/security/advisories/GHSA-qw5c-v953-38gw","name":"https://github.com/lxc/incus/security/advisories/GHSA-qw5c-v953-38gw","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.9,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862: Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-21T14:47:13.386Z"},"source":{"advisory":"GHSA-qw5c-v953-38gw","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-21T15:13:39.805672Z","id":"CVE-2026-62940","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-21T15:13:46.664Z"}}]}}}