{"history":[{"alert":0,"cve":"CVE-2026-122194","id":23253,"kind":"epss","observed_at":1794500401,"payload":"{\"date\": \"2026-11-12\", \"epss\": 0.00789, \"percentile\": 0.56721}"},{"alert":1,"cve":"CVE-2026-122194","id":21181,"kind":"cna","observed_at":1794478802,"payload":"{\"containers\": {\"adp\": [{\"metrics\": [{\"other\": {\"content\": {\"id\": \"CVE-2026-122194\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"role\": \"CISA Coordinator\", \"timestamp\": \"2026-11-10T21:07:33.865115Z\", \"version\": \"2.0.3\"}, \"type\": \"ssvc\"}}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-10T21:11:13.706Z\", \"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\"}, \"title\": \"CISA ADP Vulnrichment\"}], \"cna\": {\"affected\": [{\"product\": \"Microsoft Malware Protection Engine\", \"vendor\": \"Microsoft\", \"versions\": [{\"lessThan\": \"1.1.26100.4\", \"status\": \"affected\", \"version\": \"1.1.0.0\", \"versionType\": \"custom\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"1.1.26100.4\", \"versionStartIncluding\": \"1.1.0.0\", \"vulnerable\": true}], \"negate\": false, \"operator\": \"OR\"}]}], \"datePublic\": \"2026-11-10T16:00:00.000Z\", \"descriptions\": [{\"lang\": \"en-US\", \"value\": \"Null pointer dereference in Microsoft Defender allows an unauthorized attacker to execute code over a network.\"}], \"metrics\": [{\"cvssV3_1\": {\"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C\", \"version\": \"3.1\"}, \"format\": \"CVSS\", \"scenarios\": [{\"lang\": \"en-US\", \"value\": \"GENERAL\"}]}], \"problemTypes\": [{\"descriptions\": [{\"cweId\": \"CWE-476\", \"description\": \"CWE-476: NULL Pointer Dereference\", \"lang\": \"en-US\", \"type\": \"CWE\"}]}], \"providerMetadata\": {\"dateUpdated\": \"2026-11-11T17:17:27.072Z\", \"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\"}, \"references\": [{\"name\": \"Microsoft Defender Remote Code Execution Vulnerability\", \"tags\": [\"vendor-advisory\", \"patch\"], \"url\": \"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-122194\"}], \"title\": \"Microsoft Defender Remote Code Execution Vulnerability\"}}, \"cveMetadata\": {\"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"assignerShortName\": \"microsoft\", \"cveId\": \"CVE-2026-122194\", \"datePublished\": \"2026-11-10T18:21:58.966Z\", \"dateReserved\": \"2026-11-04T20:00:16.385Z\", \"dateUpdated\": \"2026-11-11T17:17:27.072Z\", \"state\": \"PUBLISHED\"}, \"dataType\": \"CVE_RECORD\", \"dataVersion\": \"5.2\"}"}],"record":{"affected":[{"product":"Microsoft Malware Protection Engine","vendor":"Microsoft","versions":[{"lessThan":"1.1.26100.4","status":"affected","version":"1.1.0.0","versionType":"custom"}]}],"cna":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-122194","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-11-10T21:07:33.865115Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-11-10T21:11:13.706Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"Microsoft Malware Protection Engine","vendor":"Microsoft","versions":[{"lessThan":"1.1.26100.4","status":"affected","version":"1.1.0.0","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*","versionEndExcluding":"1.1.26100.4","versionStartIncluding":"1.1.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"datePublic":"2026-11-10T16:00:00.000Z","descriptions":[{"lang":"en-US","value":"Null pointer dereference in Microsoft Defender allows an unauthorized attacker to execute code over a network."}],"metrics":[{"cvssV3_1":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476: NULL Pointer Dereference","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-11-11T17:17:27.072Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"Microsoft Defender Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-122194"}],"title":"Microsoft Defender Remote Code Execution Vulnerability"}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2026-122194","datePublished":"2026-11-10T18:21:58.966Z","dateReserved":"2026-11-04T20:00:16.385Z","dateUpdated":"2026-11-11T17:17:27.072Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"cna_checked":1794478802,"cve":"CVE-2026-122194","description":"Null pointer dereference in Microsoft Defender allows an unauthorized attacker to execute code over a network.","epss":{"date":"2026-11-12","epss":0.00789,"percentile":0.56721},"epss_checked":1794522003,"first_seen":1794467710,"kev":null,"kev_checked":1794522003,"products":"Microsoft Microsoft Malware Protection Engine","references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-122194"],"score":{"baseScore":8.8,"baseSeverity":"HIGH","provider":"microsoft","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","version":"3.1"},"solutions":"","state":"PUBLISHED","title":"Microsoft Defender Remote Code Execution Vulnerability","updated_at":1794500401,"workarounds":""},"sources":[{"canonical_url":"https://blog.talosintelligence.com/microsoft-patch-tuesday-for-november-2026/","id":418,"publisher":"Cisco Talos","title":"Microsoft Patch Tuesday for November 2026 \u2014 Snort rules and prominent vulnerabilities"}]}