{"id":"CVE-2026-66324","aliases":["EUVD-2026-67850","GHSA-rr72-rhff-22vh"],"status":"published","title":"Microsoft Edge (Chromium-based) Spoofing Vulnerability","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00922,"percentile":0.60639,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-73"],"published":"2026-08-28T17:45:32Z","modified":"2026-11-10T22:01:08Z","products":[{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"},{"vendor":"microsoft","product":"microsoft edge for android"},{"vendor":"microsoft","product":"microsoft edge for ios"},{"vendor":"microsoft","product":"microsoft edge for linux"},{"vendor":"microsoft","product":"microsoft edge for mac"},{"vendor":"microsoft","product":"microsoft edge for windows"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66324","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-66324"},{"url":"https://github.com/advisories/GHSA-rr72-rhff-22vh"}],"sources":{"cve":[{"id":"CVE-2026-66324","title":"Microsoft Edge (Chromium-based) Spoofing Vulnerability","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-28T17:45:32.991Z","modified":"2026-11-10T22:01:08.178Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-73"],"updated_at":"2026-11-10T23:49:30.334266Z"}],"euvd":[{"id":"EUVD-2026-67850","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-28T17:45:32Z","modified":"2026-11-10T22:01:08Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-10T23:24:16.163953Z"}],"ghsa":[{"id":"GHSA-rr72-rhff-22vh","title":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized...","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-28T21:31:16Z","modified":"2026-08-28T21:31:24Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T15:11:08.095363Z"}],"nvd":[{"id":"CVE-2026-66324","description":"External control of file name or path in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-08-28T20:19:34.407Z","modified":"2026-10-28T21:17:13.573Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T14:12:42.366888Z"}]}}