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    "cveMetadata": {
        "cveId": "CVE-2026-118684",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-10-28T17:28:46.442Z",
        "datePublished": "2026-10-28T18:59:54.186Z",
        "dateUpdated": "2026-10-28T18:59:54.186Z"
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            "datePublic": "2026-10-13T00:00:00.000Z",
            "title": "MONAI before 1.6.1 Missing Integrity Verification via check_hash in Downloads",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "MONAI before 1.6.1 contains an insufficient integrity verification vulnerability in check_hash() that silently returns True when hash_val is None, with MD5 as the default hash type. Attackers performing man-in-the-middle or registry compromise can substitute bundles, datasets, or model archives downloaded without hashes, enabling malicious file delivery and potential code execution."
                }
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            "problemTypes": [
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                    "descriptions": [
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                            "lang": "en",
                            "description": "Use of a Broken or Risky Cryptographic Algorithm",
                            "cweId": "CWE-327",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "Project-MONAI",
                    "product": "MONAI",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:pypi/monai",
                    "versions": [
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                            "version": "0",
                            "status": "affected",
                            "versionType": "semver",
                            "lessThan": "1.6.1"
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                            "version": "1.6.1",
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                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "attackRequirements": "PRESENT",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "vulnConfidentialityImpact": "NONE",
                        "vulnIntegrityImpact": "HIGH",
                        "vulnAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "subAvailabilityImpact": "NONE",
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                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
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                        "integrityImpact": "HIGH",
                        "availabilityImpact": "NONE",
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                        "baseSeverity": "MEDIUM"
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            "references": [
                {
                    "url": "https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-hhh4-h52m-fqh6",
                    "tags": [
                        "vendor-advisory"
                    ],
                    "name": "GitHub Security Advisory (GHSA-hhh4-h52m-fqh6)"
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                {
                    "name": "VulnCheck Advisory: MONAI before 1.6.1 Missing Integrity Verification via check_hash in Downloads",
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