{"vulnerability": "cve-2026-54221", "sightings": [{"uuid": "1610b5a4-2ed0-48b8-83b3-847687e34a2a", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-54221", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mol6zj5mne2o", "content": "CVE-2026-54221 - Reflected XSS in UBB.threads\nCVE ID : CVE-2026-54221\n \n Published : June 18, 2026, 12:56 p.m. | 46\u00a0minutes ago\n \n Description : UBB.threads is vulnerable to\u00a0Reflected XSS. The application improperly handles user input in certain requests, enabling attackers to...", "creation_timestamp": "2026-06-18T15:58:24.284885Z"}, {"uuid": "532af0f3-bba7-4441-ab1a-9e8075b5f282", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-54221", "type": "seen", "source": "https://cert.pl/en/posts/2026/06/CVE-2026-54219", "content": "", "creation_timestamp": "2026-06-18T05:55:00.000000Z"}]}