{"metadata": {"vulnerability": "CVE-2021-26892", "count": 20, "kinds": {"milestone": 6, "sighting": 3, "kev": 0, "other": 11}}, "data": [{"timestamp": "2021-02-08T00:00:00Z", "date_only": false, "value": "2021-02-08T00:00:00.000Z", "kind": "milestone", "label": "Reserved", "source": "cvelistv5", "record": "CVE-2021-26892", "field": "cveMetadata.dateReserved"}, {"timestamp": "2021-03-09T16:00:00Z", "date_only": false, "value": "2021-03-09T16:00:00.000Z", "kind": "other", "label": "Made public", "source": "cvelistv5 / microsoft", "record": "CVE-2021-26892", "field": "containers.cna.datePublic"}, {"timestamp": "2021-03-10T00:00:00Z", "date_only": false, "value": "2021-03-10T00:00:00", "kind": "other", "label": "Last revision date", "source": "certfr_avis \u00b7 CERTFR-2021-AVI-181", "record": "CERTFR-2021-AVI-181", "field": "last_revision_date"}, {"timestamp": "2021-03-10T00:00:00Z", "date_only": false, "value": "2021-03-10T00:00:00", "kind": "milestone", "label": "Published", "source": 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"Published", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-26892", "record": "FKIE_CVE-2021-26892", "field": "published"}, {"timestamp": "2021-03-11T16:15:16.067Z", "date_only": false, "value": "2021-03-11T16:15:16.067", "kind": "milestone", "label": "Published", "source": "gsd \u00b7 GSD-2021-26892", "record": "GSD-2021-26892", "field": "namespaces.nvd.nist.gov.cve.published"}, {"timestamp": "2021-07-05T11:03:01Z", "date_only": false, "value": "2021-07-05T11:03:01.000000Z", "kind": "sighting", "label": "Published proof of concept", "source": "https://t.me/CyberSecurityTechnologies/3765", "record": "CVE-2021-26892", "field": "creation_timestamp", "uuid": "d19f11cd-9302-4f39-9d67-b89abc36ffc6", "content": "#exploit\nCVE-2021-26892:\nAn Authorization Bypass on the Microsoft Windows EFI System Partition\nhttps://www.zerodayinitiative.com/blog/2021/6/30/cve-2021-26892-an-authorization-bypass-on-the-microsoft-windows-efi-system-partition", "url": "https://t.me/CyberSecurityTechnologies/3765"}, 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"2026-08-19T16:30:34.268Z", "date_only": false, "value": "2026-08-19T16:30:34.268Z", "kind": "other", "label": "Updated", "source": "cvelistv5", "record": "CVE-2021-26892", "field": "cveMetadata.dateUpdated"}, {"timestamp": "2026-08-19T16:30:34.268Z", "date_only": false, "value": "2026-08-19T16:30:34.268Z", "kind": "other", "label": "Updated", "source": "cvelistv5 / microsoft", "record": "CVE-2021-26892", "field": "containers.cna.providerMetadata.dateUpdated"}, {"timestamp": "2026-08-19T17:17:45.463Z", "date_only": false, "value": "2026-08-19T17:17:45.463", "kind": "other", "label": "Updated", "source": "fkie_nvd \u00b7 FKIE_CVE-2021-26892", "record": "FKIE_CVE-2021-26892", "field": "lastModified"}, {"timestamp": "2026-08-19T18:31:31Z", "date_only": false, "value": "2026-08-19T18:31:31Z", "kind": "other", "label": "Updated", "source": "github \u00b7 GHSA-HMXV-F559-CMW6", "record": "GHSA-HMXV-F559-CMW6", "field": "modified"}, {"timestamp": "2026-09-01T17:00:46.583Z", "date_only": false, 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