{"metadata": {"vulnerability": "usn-4457-1", "count": 4, "kinds": {"milestone": 2, "sighting": 0, "kev": 0, "other": 2}}, "data": [{"timestamp": "2020-08-03T14:41:00Z", "date_only": false, "value": "2020-08-03T14:41:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2020-15709", "record": "UBUNTU-CVE-2020-15709", "field": "published"}, {"timestamp": "2020-08-12T13:56:37Z", "date_only": false, "value": "2020-08-12T13:56:37Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu", "record": "usn-4457-1", "field": "published"}, {"timestamp": "2025-07-16T04:55:57Z", "date_only": false, "value": "2025-07-16T04:55:57Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2020-15709", "record": "UBUNTU-CVE-2020-15709", "field": "modified"}, {"timestamp": "2026-02-10T04:41:54Z", "date_only": false, "value": "2026-02-10T04:41:54Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu", "record": "usn-4457-1", "field": "modified"}]}