{"vulnerability": "CVE-2026-12457", "sightings": [{"uuid": "82e9c2df-e3d0-4988-9c74-a85233061ff6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-12457", "type": "seen", "source": "https://www.acn.gov.it/portale/w/risolte-vulnerabilita-in-google-chrome-56", "content": "", "creation_timestamp": "2026-06-17T01:56:44.000000Z"}, {"uuid": "e82691bf-9e72-41ad-a9fb-6c04316669f5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-12457", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3moho5mzwyx22", "content": "CVE-2026-12457 - Google Chrome Improper Extension Implementation Site Isolation Bypass\nCVE ID : CVE-2026-12457\n \n Published : June 17, 2026, 1:38 a.m. | 4\u00a0hours, 4\u00a0minutes ago\n \n Description : Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.155 ...", "creation_timestamp": "2026-06-17T06:18:29.870822Z"}]}