{"schema":"threatline.record/2","record":{"id":"CVE-2026-118684","aliases":["GHSA-hhh4-h52m-fqh6"],"summary":"MONAI before 1.6.1 Missing Integrity Verification via check_hash in Downloads","details":"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.","categories":["Unclassified"],"product":"MONAI","vendor":"Project-MONAI","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-118684","source_modified_at":"2026-10-28T18:59:54.186Z","fetched_at":"2026-10-28T20:58:01.013507Z","product":"MONAI","vendor":"Project-MONAI","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"1.6.1"},{"version":"1.6.1","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-118684","source_modified_at":"2026-10-28T18:59:54.186Z","fetched_at":"2026-10-28T20:58:01.013507Z","package":{"name":"MONAI","ecosystem":null},"version":"1.6.1","basis":"first unaffected version stated in the CVE record"}],"cvss":8.2,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-28T18:59:54.186Z","modified_at":"2026-10-28T18:59:54.186Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-118684","fetched_at":"2026-10-28T20:58:01.013507Z","source_modified_at":"2026-10-28T18:59:54.186Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-hhh4-h52m-fqh6","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/monai-before-1.6.1-missing-integrity-verification-via-check-hash-in-downloads","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-28T18:59:54.186Z","content_hash":"dc319cb2176b2c73827346ff1dc41215b3843f1295cf870b907f94c95b820df8"}}