{"metadata": {"vulnerability": "usn-4966-2", "count": 4, "kinds": {"milestone": 2, "sighting": 0, "kev": 0, "other": 2}}, "data": [{"timestamp": "2021-05-18T00:00:00Z", "date_only": false, "value": "2021-05-18T00:00:00Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-31535", "record": "UBUNTU-CVE-2021-31535", "field": "published"}, {"timestamp": "2021-05-25T19:02:59Z", "date_only": false, "value": "2021-05-25T19:02:59Z", "kind": "milestone", "label": "Published", "source": "osv_ubuntu", "record": "usn-4966-2", "field": "published"}, {"timestamp": "2026-04-22T07:40:02Z", "date_only": false, "value": "2026-04-22T07:40:02Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu \u00b7 UBUNTU-CVE-2021-31535", "record": "UBUNTU-CVE-2021-31535", "field": "modified"}, {"timestamp": "2026-06-29T10:52:50Z", "date_only": false, "value": "2026-06-29T10:52:50Z", "kind": "other", "label": "Updated", "source": "osv_ubuntu", "record": "usn-4966-2", "field": "modified"}]}