{"api_version":"1","generated_at":"2026-10-02T00:11:53+00:00","cve":"CVE-2026-58599","urls":{"html":"https://cve.report/CVE-2026-58599","api":"https://cve.report/api/cve/CVE-2026-58599.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-58599","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-58599"},"summary":{"title":"HEVC Video Extensions Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.","state":"PUBLISHED","assigner":"microsoft","published_at":"2026-09-08 18:17:43","updated_at":"2026-10-01 16:32:47"},"problem_types":["CWE-122","CWE-122 CWE-122: Heap-based Buffer Overflow"],"metrics":[{"version":"3.1","source":"secure@microsoft.com","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","data":{"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"}},{"version":"3.1","source":"CNA","type":"CVSS","score":"7.8","severity":"HIGH","vector":"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","data":{"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","version":"3.1"}}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58599","name":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58599","refsource":"secure@microsoft.com","tags":["Patch","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-58599","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58599","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Microsoft","product":"HEVC Video Extensions","version":"affected 1.0.0 2.4.87.0 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"HEVC Video Extensions for Licensed Applications","version":"affected 2.0.0.0 2.4.85.0 custom","platforms":[]},{"source":"CNA","vendor":"Microsoft","product":"HEVC Video Extensions from Device Manufacturer","version":"affected 2.0.0.0 2.4.86.0 custom","platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows 11 Version 23H2 for ARM64-based Systems","Windows 11 Version 23H2 for x64-based Systems","Windows 11 Version 24H2 for ARM64-based Systems","Windows 11 Version 24H2 for x64-based Systems","Windows 11 Version 25H2 for ARM64-based Systems","Windows 11 Version 25H2 for x64-based Systems","Windows 11 Version 26H1 for ARM64-based Systems","Windows 11 version 26H1 for x64-based Systems","Windows Server 2019","Windows Server 2019 (Server Core installation)","Windows Server 2022","Windows Server 2022 (Server Core installation)","Windows Server 2025","Windows Server 2025 (Server Core installation)"]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"58599","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"hevc_video_extensions","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"hevc_video_extensions_for_licensed_applications","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"microsoft","cpe5":"hevc_video_extensions_from_device_manufacturer","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_1809","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_21h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_10_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x86","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_22h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_23h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_23h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_24h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"arm64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_11_24h2","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2019","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2022","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"},{"cve_year":"2026","cve_id":"58599","vulnerable":"0","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"microsoft","cpe5":"windows_server_2025","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"x64","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"58599","cve":"CVE-2026-58599","epss":"0.003250000","percentile":"0.252950000","score_date":"2026-09-09","updated_at":"2026-09-10 00:06:58"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-58599","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","timestamp":"2026-09-09T15:41:56.589167Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-09-09T16:07:56.191Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"HEVC Video Extensions","vendor":"Microsoft","versions":[{"lessThan":"2.4.87.0","status":"affected","version":"1.0.0","versionType":"custom"}]},{"product":"HEVC Video Extensions for Licensed Applications","vendor":"Microsoft","versions":[{"lessThan":"2.4.85.0","status":"affected","version":"2.0.0.0","versionType":"custom"}]},{"platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows 11 Version 23H2 for ARM64-based Systems","Windows 11 Version 23H2 for x64-based Systems","Windows 11 Version 24H2 for ARM64-based Systems","Windows 11 Version 24H2 for x64-based Systems","Windows 11 Version 25H2 for ARM64-based Systems","Windows 11 Version 25H2 for x64-based Systems","Windows 11 Version 26H1 for ARM64-based Systems","Windows 11 version 26H1 for x64-based Systems","Windows Server 2019","Windows Server 2019 (Server Core installation)","Windows Server 2022","Windows Server 2022 (Server Core installation)","Windows Server 2025","Windows Server 2025 (Server Core installation)"],"product":"HEVC Video Extensions from Device Manufacturer","vendor":"Microsoft","versions":[{"lessThan":"2.4.86.0","status":"affected","version":"2.0.0.0","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.87.0","versionStartIncluding":"1.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions_for_licensed_appplications:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.85.0","versionStartIncluding":"2.0.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions_from_device_manufacturer:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.86.0","versionStartIncluding":"2.0.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"datePublic":"2026-09-08T14:00:00.000Z","descriptions":[{"lang":"en-US","value":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally."}],"metrics":[{"cvssV3_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","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","description":"CWE-122: Heap-based Buffer Overflow","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-09-30T15:22:47.373Z","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft"},"references":[{"name":"HEVC Video Extensions Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58599"}],"title":"HEVC Video Extensions Remote Code Execution Vulnerability"}},"cveMetadata":{"assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","assignerShortName":"microsoft","cveId":"CVE-2026-58599","datePublished":"2026-09-08T17:16:52.655Z","dateReserved":"2026-07-01T18:03:43.124Z","dateUpdated":"2026-09-30T15:22:47.373Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-08 18:17:43","lastModifiedDate":"2026-10-01 16:32:47","problem_types":["CWE-122","CWE-122 CWE-122: Heap-based Buffer Overflow"],"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":"2026-09-09T15:41:56.589167Z","id":"CVE-2026-58599","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.87.0","matchCriteriaId":"252C3631-BC20-4A54-9EEA-5CDA244CFD80"}]}]},{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions_for_licensed_applications:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.85.0","matchCriteriaId":"E6485951-0C12-43A8-852D-CFC36D1EF83B"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions_from_device_manufacturer:*:*:*:*:*:*:*:*","versionEndExcluding":"2.4.86.0","matchCriteriaId":"019E5D84-6E78-4C85-BE6D-CB3C382CF01F"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*","matchCriteriaId":"4C3391B0-C6A6-4F6F-AC1B-AD0927C2C986"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*","matchCriteriaId":"112871CE-B37B-454E-AC10-A285D92CCE0E"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"7B844383-85F5-41FA-AE73-C6C6F80734E1"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"3C3151EE-B690-4412-9520-5A0EDC0E91F4"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*","matchCriteriaId":"758EC2EA-ED6B-490D-A4E5-FC26AC7A0753"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"0E1ED1CF-8CE9-4C98-9691-B249B1E6A8D7"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"5F395D0A-8E6D-4365-BB41-75208225E83F"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*","matchCriteriaId":"7BC0589A-222D-4D94-92D2-77432F8EFA61"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"216BE28A-ABCD-44B5-9689-770B9A62BD35"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"76AB4B84-CF32-4F18-8AC7-D41EDD3792B1"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"3DBD1FAA-62DB-4D32-9262-5705CFAE6442"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"C9CA92CD-6DE8-4945-8759-1CD7D35E8B0C"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"B576A7A8-8F49-412C-8726-90431E404BD3"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"1799DC19-34BA-42B4-A6DC-02774202DE22"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:*","matchCriteriaId":"EA0BBEC2-FA8A-41B7-B4BB-F038C8E7543A"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:x64:*","matchCriteriaId":"79EF4697-3A38-44C1-8BE2-E775481F5FC2"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*","matchCriteriaId":"677B7B8C-0D33-4568-AEC9-1B3741717400"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:hevc_video_extensions_from_device_manufacturer:*:*:*:*:*:*:*:*","versionEndExcluding":"2.5.25.0","matchCriteriaId":"36E72F6C-4510-4D6E-A9C4-27D7609215C4"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*","matchCriteriaId":"1865378F-C9F4-455E-9D81-30DF531136D8"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*","matchCriteriaId":"AAAB3FDE-4FF2-47DE-9BDA-25B2855054E7"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*","matchCriteriaId":"6A2310E5-5BEE-40B4-994B-386E22C986A4"},{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*","matchCriteriaId":"DA9F6F61-46D3-4ECD-8B5D-1484222B7364"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"58599","Ordinal":"1","Title":"HEVC Video Extensions Remote Code Execution Vulnerability","CVE":"CVE-2026-58599","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"58599","Ordinal":"1","NoteData":"Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code locally.","Type":"Description","Title":"HEVC Video Extensions Remote Code Execution Vulnerability"}]}}}