{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-115372", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-22T11:24:28.626Z", "datePublished": "2026-10-22T19:13:42.624Z", "dateUpdated": "2026-10-22T19:13:42.624Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-22T19:13:42.624Z"}, "datePublic": "2026-09-25T00:00:00.000Z", "title": "Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options", "descriptions": [{"lang": "en", "value": "Incus from 7.3.0 before 7.5.0 contains a project restriction bypass that allows restricted project users to set block.create_options through volume update, copy, and move operations. Attackers can set the option on a custom volume and trigger a copy or move onto a formatting pool to inject arguments into mkfs executed as root."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')", "cweId": "CWE-88", "type": "CWE"}]}], "affected": [{"vendor": "lxc", "product": "incus", "defaultStatus": "unaffected", "packageURL": "pkg:golang/github.com/lxc/incus/v7/cmd/incusd", "versions": [{"version": "7.3.0", "status": "affected", "versionType": "semver", "lessThan": "7.5.0"}, {"version": "7.5.0", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:linuxcontainers:incus:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.3.0", "versionEndExcluding": "7.5.0"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "HIGH", "baseScore": 9, "baseSeverity": "CRITICAL"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.5, "baseSeverity": "HIGH"}}], "references": [{"url": "https://github.com/lxc/incus/security/advisories/GHSA-4cph-ccqv-hm3c", "tags": ["vendor-advisory"], "name": "GitHub Security Advisory (GHSA-4cph-ccqv-hm3c)"}, {"name": "VulnCheck Advisory: Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/incus-7.3.0-before-7.5.0-project-restriction-bypass-via-block-create-options"}], "credits": [{"lang": "en", "value": "manus-pi", "type": "reporter"}, {"lang": "en", "value": "stgraber", "type": "finder"}, {"lang": "en", "value": "manus-use", "type": "reporter"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:golang/github.com/lxc/incus/v7/cmd/incusd", "product": "incus", "vendor": "lxc", "versions": [{"lessThan": "7.5.0", "status": "affected", "version": "7.3.0", "versionType": "semver"}, {"status": "unaffected", "version": "7.5.0", "versionType": "semver"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incus from 7.3.0 before 7.5.0 contains a project restriction bypass that allows restricted project users to set block.create_options through volume update, copy, and move operations. Attackers can set the option on a custom volume and trigger a copy or move onto a formatting pool to inject arguments into mkfs executed as root."}], "id": "CVE-2026-115372", "lastModified": "2026-10-23T17:06:36.030", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 6.0, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.0, "baseSeverity": "CRITICAL", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-10-22T19:17:43.670", "references": [{"source": "disclosure@vulncheck.com", "url": "https://github.com/lxc/incus/security/advisories/GHSA-4cph-ccqv-hm3c"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/incus-7.3.0-before-7.5.0-project-restriction-bypass-via-block-create-options"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-88"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

{"bugzilla": {"description": "github.com/lxc/incus: Incus 7.3.0 before 7.5.0 Project Restriction Bypass via block.create_options", "id": "2559352", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2559352"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-88", "details": ["Incus from 7.3.0 before 7.5.0 contains a project restriction bypass that allows restricted project users to set block.create_options through volume update, copy, and move operations. Attackers can set the option on a custom volume and trigger a copy or move onto a formatting pool to inject arguments into mkfs executed as root.", "A flaw was found in Incus. This vulnerability allows an authenticated attacker with restricted project permissions to achieve privilege escalation to administrative (root) level on the host system. By specifying custom creation options during volume update, copy, or move operations, a user can bypass project-level restrictions. When the volume is subsequently copied or moved onto a formatting storage pool, the manipulated options inject arbitrary arguments into the filesystem creation utility (mkfs), executing commands with root privileges."], "name": "CVE-2026-115372", "public_date": "2026-10-22T19:13:42Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-115372\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-115372\nhttps://github.com/lxc/incus/security/advisories/GHSA-4cph-ccqv-hm3c\nhttps://www.vulncheck.com/advisories/incus-7.3.0-before-7.5.0-project-restriction-bypass-via-block-create-options"], "statement": "This vulnerability is rated as an Important severity because authenticated users with restricted project privileges can bypass isolation controls to execute unintended command-line options within administrative utilities running as root on the host. Incus is not included or supported in Red Hat Enterprise Linux and is only packaged through Fedora community repositories. As a result, standard Red Hat enterprise environments remain unaffected.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[7.3.0,7.5.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "7.5.0"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "incus", "source": "cna", "vendor": "lxc"}, "product": "incus", "vendor": "linuxcontainers"}], "created": "2026-10-23T03:45:16.530880+00:00", "updated": "2026-10-23T05:00:13.489446+00:00", "vendors": ["linuxcontainers", "linuxcontainers$PRODUCT$incus"]}