{"vulnerability": "cve-2021-20991", "sightings": [{"uuid": "2039524c-c5d7-437a-abf2-32042bcfb11c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2021-20991", "type": "published-proof-of-concept", "source": "https://t.me/CyberSecurityTechnologies/3192", "content": "#exploit\n#IoT_Security\nCVE-2021-20989, CVE-2021-20990,\nCVE-2021-20991, CVE-2021-20992:\nMultiple vulnerabilities in Fibaro Home Center (PoC)\nhttps://seclists.org/fulldisclosure/2021/Apr/27", "creation_timestamp": "2021-04-23T11:02:04.000000Z"}, {"uuid": "3fa71558-90d2-4492-886a-d9f964fe1351", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-20991", "type": "published-proof-of-concept", "source": "https://t.me/cissp/3009", "content": "", "creation_timestamp": "2026-09-11T09:00:05.330682Z"}, {"uuid": "df898ed3-bf64-41e4-9de6-e816551238a6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "4f29edb9-4c4b-44ca-b041-9b050656b6ae", "vulnerability": "CVE-2021-20991", "type": "seen", "source": "https://t.me/cissp/3009", "content": "", "creation_timestamp": "2026-09-01T17:00:53.125915Z"}]}