{"uuid": "3323fea7-dd0e-4ef3-be33-e748c91d82cc", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-8389", "type": "seen", "source": "https://bsky.app/profile/wdormann.infosec.exchange.ap.brid.gy/post/3mnk6yb6nabv2", "content": "Somebody released a PoC for Firefox CVE-2026-8389, and it works.\n\nThe PoC doesn't include a sandbox escape, and claims that `poc-win-sbx.html` includes the escape. This file was not shared in the repo.\n\nThe python server on localhost seems unnecessary, as [\u2026] \n\n[Original post on infosec.exchange]", "creation_timestamp": "2026-06-05T12:59:52.491258Z"}