{"id":"CVE-2026-70125","aliases":["EUVD-2026-85727","GHSA-wc4q-w3hr-m2w2"],"status":"published","title":"Microsoft Office Outlook Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/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":"2026-11-11","score":0.00324,"percentile":0.25795,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-09-23T22:40:40Z","modified":"2026-11-10T21:33:09Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office ltsc 2021"},{"vendor":"microsoft","product":"microsoft office ltsc 2024"},{"vendor":"microsoft","product":"office_2021"},{"vendor":"microsoft","product":"office_2024"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70125","tags":["vendor-advisory","patch","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70125"},{"url":"https://github.com/advisories/GHSA-wc4q-w3hr-m2w2"}],"sources":{"cve":[{"id":"CVE-2026-70125","title":"Microsoft Office Outlook Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-09-23T22:40:40.537Z","modified":"2026-11-10T21:33:09.126Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/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":"2026-11-10T22:48:53.557052Z"}],"euvd":[{"id":"EUVD-2026-85727","description":"Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-09-23T22:40:40Z","modified":"2026-11-10T21:33:09Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T22:23:49.679186Z"}],"ghsa":[{"id":"GHSA-wc4q-w3hr-m2w2","title":"Microsoft Outlook Remote Code Execution Vulnerability","description":"Microsoft Outlook Remote Code Execution Vulnerability","status":"published","published":"2026-09-24T00:30:25Z","modified":"2026-09-30T18:34:07Z","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":"2026-11-02T15:12:38.152609Z"}],"nvd":[{"id":"CVE-2026-70125","description":"Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code locally.","status":"published","published":"2026-09-23T23:18:12.51Z","modified":"2026-10-30T22:17:59.88Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:12:51.036099Z"}]}}