{"vulnerability": "CVE-2026-16421", "sightings": [{"uuid": "ff1dc5e3-3524-4c44-b6c1-3ab164168f5d", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-16421", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/google-chrome-multiple-vulnerabilities_20260722", "content": "", "creation_timestamp": "2026-07-22T04:45:22.703665Z"}, {"uuid": "37e81421-7647-4b8a-a589-ff66430bdf97", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-16421", "type": "seen", "source": "https://bsky.app/profile/o2cloud.bsky.social/post/3mrale6kak22g", "content": "\ud83d\udd17 CVE : CVE-2026-16413, CVE-2026-16414, CVE-2026-16415, CVE-2026-16416, CVE-2026-16417, CVE-2026-16418, CVE-2026-16419, CVE-2026-16420, CVE-2026-16421, CVE-2026-16422, CVE-2026-16423, CVE-2026-16424", "creation_timestamp": "2026-07-22T14:55:25.216240Z"}, {"uuid": "08762fdc-2ff5-4bb4-a8df-c71209ac5920", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-16421", "type": "seen", "source": "https://bsky.app/profile/securitylab-jp.bsky.social/post/3mrbfsxm7w22e", "content": "Google\u3001Chrome\u306e\u8106\u5f31\u6027 12\u4ef6\u3092\u4fee\u6b63(CVE-2026-16420\u3001CVE-2026-16421)\u4ed6\n\nrocket-boys.co.jp/security-mea...\n\n#\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56Lab #security #securitynews #\u8106\u5f31\u6027", "creation_timestamp": "2026-07-22T22:49:01.438153Z"}]}