{"vulnerability": "CVE-2021-26864", "sightings": [{"uuid": "e6f40fa2-9519-48b4-9f4b-4c225bbc7de9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-26864", "type": "seen", "source": "https://t.me/cibsecurity/24782", "content": "\u203c CVE-2021-26864 \u203c\n\nWindows Virtual Registry Provider Elevation of Privilege Vulnerability\n\n\ud83d\udcd6 Read\n\nvia \"National Vulnerability Database\".", "creation_timestamp": "2021-03-11T19:00:34.000000Z"}, {"uuid": "286ca69f-2a6e-437c-b7f3-9b13906608a6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-26864", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/2974", "content": "Windows Server Core 20H2 Containers Vulns.:\n1. Host Registry Virtual Registry Provider Bypass EoP in Windows Srv Core 20H2 (PoC for CVE-2021-26864)\nhttps://bugs.chromium.org/p/project-zero/issues/detail?id=2129\n2. AppSilo Object Manager Root Directory EoP\n(PoC for CVE-2021-26891)\nhttps://bugs.chromium.org/p/project-zero/issues/detail?id=2127", "creation_timestamp": "2021-03-24T11:01:11.000000Z"}, {"uuid": "56f34890-0c8a-47c1-85a6-4e544743e766", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-26864", "type": "seen", "source": "https://t.me/CyberSecurityTechnologies/3038", "content": "#Research\nNew vulnerabilities in Windows Server Containers: CVE-2021-24096, CVE-2021-26891,\u00a0CVE-2021-26865, CVE-2021-26864\nhttps://googleprojectzero.blogspot.com/2021/04/who-contains-containers.html", "creation_timestamp": "2021-04-02T11:01:09.000000Z"}, {"uuid": "75d09526-2b6e-4e48-b1c7-d61805781838", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-26864", "type": "published-proof-of-concept", "source": "https://t.me/cissp/2687", "content": "", "creation_timestamp": "2026-09-11T14:00:05.396542Z"}, {"uuid": "0b82b229-0d49-4bc6-90c8-499591636024", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-26864", "type": "published-proof-of-concept", "source": "https://t.me/cissp/2852", "content": "", "creation_timestamp": "2026-09-11T11:00:03.744584Z"}, {"uuid": "062b574b-fc06-4dda-a806-570b88e200f3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-26864", "type": "seen", "source": "https://t.me/cissp/2687", "content": "", "creation_timestamp": "2026-09-01T17:00:57.486237Z"}, {"uuid": "39c02ee1-5e19-40bf-bbc9-a880dbc8719a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-26864", "type": "seen", "source": "https://t.me/cissp/2852", "content": "", "creation_timestamp": "2026-09-01T17:00:55.859841Z"}]}