{"id":"CVE-2026-88097","aliases":["EUVD-2026-83446","GHSA-h9w4-646p-4c73"],"status":"published","title":"Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability","description":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00256,"percentile":0.1745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2026-09-18T20:47:05Z","modified":"2026-11-10T21:38:32Z","products":[{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88097","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88097"},{"url":"https://github.com/advisories/GHSA-h9w4-646p-4c73"}],"sources":{"cve":[{"id":"CVE-2026-88097","title":"Microsoft Edge (Chromium-based) Elevation of Privilege Vulnerability","description":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.","status":"published","published":"2026-09-18T20:47:05.35Z","modified":"2026-11-10T21:38:32.835Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-10T22:48:54.515847Z"}],"euvd":[{"id":"EUVD-2026-83446","description":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.","status":"published","published":"2026-09-18T20:47:05Z","modified":"2026-11-10T21:38:32Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T23:24:18.784503Z"}],"ghsa":[{"id":"GHSA-h9w4-646p-4c73","title":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate...","description":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.","status":"published","published":"2026-09-18T21:32:28Z","modified":"2026-09-18T21:32:43Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:12:12.782251Z"}],"nvd":[{"id":"CVE-2026-88097","description":"Use after free in Microsoft Edge (Chromium-based) allows an unauthorized attacker to elevate privileges locally.","status":"published","published":"2026-09-18T21:18:45.913Z","modified":"2026-09-24T20:48:00.6Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:12:50.043898Z"}]}}