{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-81353", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-08-26T18:40:19.856Z", "datePublished": "2026-09-08T17:18:50.797Z", "dateUpdated": "2026-10-01T23:00:36.582Z"}, "containers": {"cna": {"title": "HEIF Image Extensions Remote Code Execution Vulnerability", "datePublic": "2026-09-08T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:heif_image_extension:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0.0.0", "versionEndExcluding": "1.2.48.0"}]}]}], "affected": [{"vendor": "Microsoft", "product": "HEIF Image Extension", "versions": [{"version": "1.0.0.0", "lessThan": "1.2.48.0", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-122: Heap-based Buffer Overflow", "lang": "en-US", "type": "CWE", "cweId": "CWE-122"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-10-01T23:00:36.582Z"}, "references": [{"name": "HEIF Image Extensions Remote Code Execution Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81353"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}}], "x_gcve": [{"vulnId": "CVE-2026-81353", "recordType": "advisory"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-10T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-81353"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-11T03:56:50.634Z"}}]}, "vulnerability-lookup:meta": {"epss": {"cve": "CVE-2026-81353", "date": "2026-10-06", "epss": "0.00466", "percentile": "0.38292"}, "microsoft_vex": {"current_release_date": "2026-09-08T07:00:00.000Z", "cve": "CVE-2026-81353", "id": "msrc_CVE-2026-81353", "initial_release_date": "2026-09-08T07:00:00.000Z", "product_status:fixed": "1", "product_status:known_affected": "1", "source": "Microsoft CSAF VEX", "status": "final", "title": "HEIF Image Extensions Remote Code Execution Vulnerability", "url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-81353.json", "version": "1"}, "nvd": "{\"cve\":{\"id\":\"CVE-2026-81353\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2026-09-08T18:20:53.070\",\"lastModified\":\"2026-09-17T19:03:59.360\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.\"}],\"affected\":[{\"source\":\"secure@microsoft.com\",\"affectedData\":[{\"vendor\":\"Microsoft\",\"product\":\"HEIF Image Extension\",\"versions\":[{\"version\":\"1.0.0.0\",\"lessThan\":\"1.2.48.0\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-09-10T00:00:00+00:00\",\"id\":\"CVE-2026-81353\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"total\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-122\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:heif_image_extension:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"1.2.48.0\",\"matchCriteriaId\":\"A83066A1-A36E-4559-8DE4-6679D0E771A8\"}]}]}],\"references\":[{\"url\":\"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81353\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Vendor Advisory\",\"Patch\"]}]}}", "vulnrichment": {"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-81353\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-09-10T20:46:03.380985Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-09-10T20:56:12.155Z\"}}], \"cna\": {\"title\": \"HEIF Image Extensions Remote Code Execution Vulnerability\", \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 7.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C\"}, \"scenarios\": [{\"lang\": \"en-US\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"Microsoft\", \"product\": \"HEIF Image Extension\", \"versions\": [{\"status\": \"affected\", \"version\": \"1.0.0.0\", \"lessThan\": \"1.2.48.0\", \"versionType\": \"custom\"}]}], \"datePublic\": \"2026-09-08T14:00:00.000Z\", \"references\": [{\"url\": \"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81353\", \"name\": \"HEIF Image Extensions Remote Code Execution Vulnerability\", \"tags\": [\"vendor-advisory\", \"patch\"]}], \"descriptions\": [{\"lang\": \"en-US\", \"value\": \"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"CWE\", \"cweId\": \"CWE-122\", \"description\": \"CWE-122: Heap-based Buffer Overflow\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:heif_image_extension:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"1.2.48.0\", \"versionStartIncluding\": \"1.0.0.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2026-10-01T23:00:36.582Z\"}}}", "cveMetadata": "{\"cveId\": \"CVE-2026-81353\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-10-01T23:00:36.582Z\", \"dateReserved\": \"2026-08-26T18:40:19.856Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2026-09-08T17:18:50.797Z\", \"assignerShortName\": \"microsoft\"}", "dataType": "CVE_RECORD", "dataVersion": "5.2"}}}