{"id":"CVE-2026-85897","aliases":["EUVD-2026-113123","GHSA-hhxr-627x-gcwm"],"status":"published","title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00573,"percentile":0.47677,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-10-29T15:09:07Z","modified":"2026-11-03T17:57:51Z","products":[{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85897","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85897"},{"url":"https://github.com/advisories/GHSA-hhxr-627x-gcwm"}],"sources":{"cve":[{"id":"CVE-2026-85897","title":"Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-29T15:09:07.33Z","modified":"2026-11-10T20:34:25.038Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-10T22:18:29.471829Z"}],"euvd":[{"id":"EUVD-2026-113123","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-29T15:09:07Z","modified":"2026-11-10T20:34:25Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T21:23:23.709697Z"}],"ghsa":[{"id":"GHSA-hhxr-627x-gcwm","title":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to...","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-29T18:31:06Z","modified":"2026-10-29T18:31:11Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:14:40.528345Z"}],"nvd":[{"id":"CVE-2026-85897","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-10-29T16:19:45.22Z","modified":"2026-11-03T17:57:51.167Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-03T20:18:18.319452Z"}]}}