{"metadata": {"vulnerability": "CVE-2026-83586", "count": 20, "kinds": {"milestone": 6, "sighting": 3, "kev": 0, "other": 11}}, "data": [{"timestamp": "2026-08-31T19:05:20.873Z", "date_only": false, "value": "2026-08-31T19:05:20.873Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2026-83586", "field": "cveMetadata.dateReserved"}, {"timestamp": "2026-10-13T00:00:00Z", "date_only": true, "value": "2026-10-13", "kind": "milestone", "label": "Published", "source": "certfr_avis \u00b7 CERTFR-2026-AVI-1314", "record": "CERTFR-2026-AVI-1314", "field": "vendor_advisories.0.published_at"}, {"timestamp": "2026-10-13T14:00:00Z", "date_only": false, "value": "2026-10-13T14:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / microsoft", "record": "CVE-2026-83586", "field": "containers.cna.datePublic"}, {"timestamp": "2026-10-13T18:59:57.024Z", "date_only": false, "value": "2026-10-13T18:59:57.024Z", "kind": "milestone", "label": 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"label": "Updated", "source": "github \u00b7 GHSA-XXW2-8M5Q-M3R2", "record": "GHSA-XXW2-8M5Q-M3R2", "field": "modified"}, {"timestamp": "2026-10-14T00:00:00Z", "date_only": false, "value": "2026-10-14T00:00:00", "kind": "other", "label": "Last revision date", "source": "certfr_avis \u00b7 CERTFR-2026-AVI-1314", "record": "CERTFR-2026-AVI-1314", "field": "last_revision_date"}, {"timestamp": "2026-10-14T00:00:00Z", "date_only": false, "value": "2026-10-14T00:00:00", "kind": "milestone", "label": "Published", "source": "certfr_avis \u00b7 CERTFR-2026-AVI-1314", "record": "CERTFR-2026-AVI-1314", "field": "initial_release_date"}, {"timestamp": "2026-10-14T00:00:00Z", "date_only": false, "value": "2026-10-14T00:00:00.000000", "kind": "other", "label": "Revision date", "source": "certfr_avis \u00b7 CERTFR-2026-AVI-1314", "record": "CERTFR-2026-AVI-1314", "field": "revisions.0.revision_date"}, {"timestamp": "2026-10-14T01:49:33Z", "date_only": false, "value": "2026-10-14T01:49:33.000000Z", "kind": "sighting", "label": "Seen", "source": "https://www.acn.gov.it/portale/w/aggiornamenti-mensili-microsoft-25", "record": "CVE-2026-83586", "field": "creation_timestamp", "uuid": "8c21fcb9-590a-4ccd-8310-4c55ea0faef5", "url": "https://www.acn.gov.it/portale/w/aggiornamenti-mensili-microsoft-25"}, {"timestamp": "2026-10-14T02:10:04.362Z", "date_only": false, "value": "2026-10-14T02:10:04.362720Z", "kind": "sighting", "label": "Seen", "source": "https://infosec.exchange/users/cve/statuses/117436829128910728", "record": "CVE-2026-83586", "field": "creation_timestamp", "uuid": "0fff1818-5e69-4697-b091-6e13dfdcd2fc", "content": "CVE-2026-83586 Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability Weak authentication in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.\nhttps://www.cve.org/CVERecord?id=CVE-2026-83586https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83586#Microsoft #Windows11version23H2 #Windows11Version23H2 #Windows11Version24H2 #Windows11Version25H2 #Windows11version26H1 #Windows11Version26H2 #WindowsServer2025 #WindowsServer2025(ServerCoreinstallation)#CVE_2026_83586#bot", "url": "https://infosec.exchange/users/cve/statuses/117436829128910728"}, {"timestamp": "2026-10-15T17:08:43.096Z", "date_only": false, "value": "2026-10-15T17:08:43.096994Z", "kind": "sighting", "label": "Seen", "source": "https://bsky.app/profile/cvemon.bsky.social/post/3mxwkgshio324", "record": "CVE-2026-83586", "field": "creation_timestamp", "uuid": "d4ab0c30-0464-4a93-8584-ea92afbf9202", "content": "CVE-2026-83586 is trending. Hype score 7, currently #7 on cvemon.\n\nWeak authentication in Windows Resilient File System (ReFS) Deduplication Service allows an authorized attacker to elevate privileges locally.\n\nhttps://cvemon.intruder.io/cves/CVE-2026-83586", "url": "https://bsky.app/profile/cvemon.bsky.social/post/3mxwkgshio324"}, {"timestamp": "2026-10-16T23:17:22.423Z", "date_only": false, "value": "2026-10-16T23:17:22.423Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2026-83586", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-10-16T23:17:22.423Z", "date_only": false, "value": "2026-10-16T23:17:22.423Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / microsoft", "record": "CVE-2026-83586", "field": "containers.cna.providerMetadata.dateUpdated"}]}