CVE-2026-62867

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{"affected": [{"affectedData": [{"product": "incus", "vendor": "lxc", "versions": [{"status": "affected", "version": "< 7.3.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incus is a system container and virtual machine manager. Prior to version 7.3.0, improper validation of user-provided `block.create_options` in storage volume configuration leads to argument injection in the constructed filesystem creation command line. This allows a project-scoped user to inject arbitrary arguments into the binary executed as root. Version 7.3.0 patches the issue."}, {"lang": "es", "value": "Incus es un gestor de contenedores de sistema y m\u00e1quinas virtuales. Antes de la versi\u00f3n 7.3.0, una validaci\u00f3n incorrecta de los 'block.create_options' proporcionados por el usuario en la configuraci\u00f3n del volumen de almacenamiento conduce a la inyecci\u00f3n de argumentos en la l\u00ednea de comandos de creaci\u00f3n del sistema de archivos construida. Esto permite a un usuario con \u00e1mbito de proyecto inyectar argumentos arbitrarios en el binario ejecutado como root. La versi\u00f3n 7.3.0 corrige el problema."}], "id": "CVE-2026-62867", "lastModified": "2026-10-15T19:10:00.173", "metrics": {"cvssMetricV31": [{"cvssData": {"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"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-62867", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-21T21:00:17.358453Z", "version": "2.0.3"}}]}, "published": "2026-08-21T15:16:46.003", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/lxc/incus/security/advisories/GHSA-q7xw-r4w2-2wcm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-88"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "incus: Incus has an argument injection in storage volume block.create_options that leads to arbitrary command execution", "id": "2521014", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2521014"}, "csaw": false, "cvss3": {"cvss3_base_score": "9.9", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-88", "details": ["Incus is a system container and virtual machine manager. Prior to version 7.3.0, improper validation of user-provided `block.create_options` in storage volume configuration leads to argument injection in the constructed filesystem creation command line. This allows a project-scoped user to inject arbitrary arguments into the binary executed as root. Version 7.3.0 patches the issue.", "A flaw was found in Incus, a container and virtual machine manager. Improper validation of storage volume settings allows a project-scoped user to inject arguments into commands executed as root on the host."], "mitigation": {"lang": "en:us", "value": "No mitigation is needed as Incus is not shipped in any Red Hat product."}, "name": "CVE-2026-62867", "public_date": "2026-08-21T14:45:35Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-62867\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-62867\nhttps://github.com/lxc/incus/security/advisories/GHSA-q7xw-r4w2-2wcm"], "statement": "Incus is not shipped in any Red Hat product. The community Fedora package is affected.", "threat_severity": "Critical"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.3.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "incus", "source": "cna", "vendor": "lxc"}, "product": "incus", "vendor": "lxc"}], "created": "2026-08-21T16:30:06.976346+00:00", "updated": "2026-08-21T17:30:03.708885+00:00", "vendors": ["lxc", "lxc$PRODUCT$incus"]}