{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2026-46728", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "state": "PUBLISHED", "assignerShortName": "mitre", "dateReserved": "2026-05-16T21:26:48.876Z", "datePublished": "2026-05-16T21:26:49.527Z", "dateUpdated": "2026-05-16T22:24:18.071Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "U-Boot", "vendor": "denx", "versions": [{"lessThan": "2026.04", "status": "affected", "version": "0", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-346", "description": "CWE-346 Origin Validation Error", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-05-16T22:24:18.071Z"}, "references": [{"url": "https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4"}, {"url": "https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241"}], "x_generator": {"engine": "CVE-Request-form 0.0.1"}, "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:denx:u-boot:*:*:*:*:*:*:*:*", "versionEndExcluding": "2026.04"}]}]}]}}, "dataVersion": "5.2"}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash."}], "id": "CVE-2026-46728", "lastModified": "2026-05-16T22:16:13.317", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "cve@mitre.org", "type": "Secondary"}]}, "published": "2026-05-16T22:16:13.317", "references": [{"source": "cve@mitre.org", "url": "https://github.com/barebox/barebox/security/advisories/GHSA-3fvj-q26p-j6h4"}, {"source": "cve@mitre.org", "url": "https://github.com/u-boot/u-boot/commit/2092322b31cc8b1f8c9e2e238d1043ae0637b241"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-346"}], "source": "cve@mitre.org", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2026.04)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "U-Boot", "source": "cna", "vendor": "denx"}, "product": "u-boot", "vendor": "denx"}], "created": "2026-05-16T22:30:32.515096+00:00", "updated": "2026-05-16T22:30:32.515169+00:00", "vendors": ["denx", "denx$PRODUCT$u-boot"]}