{"id":"CVE-2026-87608","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-87608","summary":"Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network…","details":"Improper certificate validation in FedCM in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social engineering to bypass web origin policy via crafted network traffic. (Chromium security severity: Low)","published":"2026-09-09T01:17:18.873","modified":"2026-09-14T21:43:36.733","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html"},{"type":"WEB","url":"https://issues.chromium.org/issues/540072282"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-14T21:43:36.733"}}