{"id":"CVE-2026-72970","aliases":["EUVD-2026-58754","GHSA-rmf3-9hmx-hc46"],"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":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00728,"percentile":0.5468,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-08-14T18:06:02Z","modified":"2026-11-10T21:57:15Z","products":[{"vendor":"microsoft","product":"edge_chromium"},{"vendor":"microsoft","product":"microsoft edge (chromium-based)"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-72970","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72970"},{"url":"https://github.com/advisories/GHSA-rmf3-9hmx-hc46"}],"sources":{"cve":[{"id":"CVE-2026-72970","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":"2026-08-14T18:06:02.569Z","modified":"2026-11-10T21:57:15.306Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-10T22:48:53.557052Z"}],"euvd":[{"id":"EUVD-2026-58754","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-14T18:06:02Z","modified":"2026-11-10T21:57:15Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T23:24:18.338578Z"}],"ghsa":[{"id":"GHSA-rmf3-9hmx-hc46","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":"2026-08-14T18:31:40Z","modified":"2026-08-14T18:31:40Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:10:29.313415Z"}],"nvd":[{"id":"CVE-2026-72970","description":"Heap-based buffer overflow in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.","status":"published","published":"2026-08-14T18:19:09.003Z","modified":"2026-08-18T12:23:07.26Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:37.926464Z"}]}}