{"id":"CVE-2019-1263","aliases":["EUVD-2019-9828","GHSA-9966-jcrj-hwhw"],"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'.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.07768,"percentile":0.94681,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2019-09-11T21:24:59Z","modified":"2026-06-17T02:28:15Z","products":[{"vendor":"microsoft","product":"excel"},{"vendor":"microsoft","product":"microsoft excel"},{"vendor":"microsoft","product":"microsoft office"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office 365 proplus"},{"vendor":"microsoft","product":"office_365_proplus"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1263","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1263"},{"url":"https://github.com/advisories/GHSA-9966-jcrj-hwhw"}],"sources":{"cve":[{"id":"CVE-2019-1263","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure Vulnerability'.","status":"published","published":"2019-09-11T21:24:59Z","modified":"2024-08-04T18:13:29.877Z","updated_at":"2026-11-02T14:20:25.661187Z"}],"euvd":[{"id":"EUVD-2019-9828","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure Vulnerability'.","status":"published","published":"2019-09-11T21:24:59Z","modified":"2024-08-04T18:13:29Z","updated_at":"2026-11-03T03:06:58.838317Z"}],"ghsa":[{"id":"GHSA-9966-jcrj-hwhw","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'.","status":"published","published":"2022-05-24T22:00:32Z","modified":"2023-01-30T05:04:34Z","updated_at":"2026-11-02T14:47:04.563666Z"}],"nvd":[{"id":"CVE-2019-1263","description":"An information disclosure vulnerability exists when Microsoft Excel improperly discloses the contents of its memory, aka 'Microsoft Excel Information Disclosure Vulnerability'.","status":"published","published":"2019-09-11T22:15:16.837Z","modified":"2026-06-17T02:28:15.85Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/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":"2026-11-02T14:05:28.126831Z"}]}}