{"id":"CVE-2018-8429","aliases":["EUVD-2018-20065","GHSA-xqvw-jp2q-crr2"],"status":"published","title":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the...","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka \"Microsoft Excel Information Disclosure Vulnerability.\" This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.12255,"percentile":0.96204,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2018-09-13T00:00:00Z","modified":"2026-06-17T02:04:51Z","products":[{"vendor":"microsoft","product":"excel"},{"vendor":"microsoft","product":"excel_viewer"},{"vendor":"microsoft","product":"microsoft excel"},{"vendor":"microsoft","product":"microsoft excel viewer"},{"vendor":"microsoft","product":"microsoft office"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office_compatibility_pack"},{"vendor":"microsoft","product":"office_for_mac"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8429","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/105219","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1041630","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8429"},{"url":"https://github.com/advisories/GHSA-xqvw-jp2q-crr2"}],"sources":{"cve":[{"id":"CVE-2018-8429","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka \"Microsoft Excel Information Disclosure Vulnerability.\" This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.","status":"published","published":"2018-09-13T00:00:00Z","modified":"2024-08-05T06:54:36.356Z","updated_at":"2026-11-02T14:35:04.172099Z"}],"euvd":[{"id":"EUVD-2018-20065","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka \"Microsoft Excel Information Disclosure Vulnerability.\" This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.","status":"published","published":"2018-09-13T00:00:00Z","modified":"2024-08-05T06:54:36Z","updated_at":"2026-11-03T02:40:03.169087Z"}],"ghsa":[{"id":"GHSA-xqvw-jp2q-crr2","title":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the...","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka \"Microsoft Excel Information Disclosure Vulnerability.\" This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.","status":"published","published":"2022-05-14T02:02:39Z","modified":"2023-02-02T05:05:00Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:52:00.521272Z"}],"nvd":[{"id":"CVE-2018-8429","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka \"Microsoft Excel Information Disclosure Vulnerability.\" This affects Microsoft Excel Viewer, Microsoft Office, Microsoft Excel.","status":"published","published":"2018-09-13T00:29:03.16Z","modified":"2026-06-17T02:04:51.09Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:04:40.661264Z"}]}}