{"id":"CVE-2023-23396","aliases":["EUVD-2023-27496","GHSA-gp6v-q35c-7fh4"],"status":"published","title":"Microsoft Excel Denial of Service Vulnerability","description":"Microsoft Excel Denial of Service Vulnerability","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.03829,"percentile":0.90165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-400"],"published":"2023-03-14T16:55:27Z","modified":"2026-06-17T05:37:01Z","exploits":[{"source":"pocgithub","id":"LucaBarile/CVE-2023-23396","title":"LucaBarile/CVE-2023-23396","date":"2023-03-16","url":"https://github.com/LucaBarile/CVE-2023-23396"}],"products":[{"vendor":"microsoft","product":"microsoft office online server"},{"vendor":"microsoft","product":"microsoft office web apps server 2013 service pack 1"},{"vendor":"microsoft","product":"office_online_server"},{"vendor":"microsoft","product":"office_web_apps_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23396","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23396"},{"url":"https://github.com/advisories/GHSA-gp6v-q35c-7fh4"}],"sources":{"cve":[{"id":"CVE-2023-23396","title":"Microsoft Excel Denial of Service Vulnerability","description":"Microsoft Excel Denial of Service Vulnerability","status":"published","published":"2023-03-14T16:55:27.665Z","modified":"2025-02-28T20:05:11.794Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-27496","description":"Microsoft Excel Denial of Service Vulnerability","status":"published","published":"2023-03-14T16:55:27Z","modified":"2025-02-28T20:05:11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T20:53:19.078289Z"}],"ghsa":[{"id":"GHSA-gp6v-q35c-7fh4","title":"Microsoft Excel Denial of Service Vulnerability","description":"Microsoft Excel Denial of Service Vulnerability","status":"published","published":"2023-03-14T18:30:18Z","modified":"2023-03-20T21:30:17Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:54:21.862765Z"}],"nvd":[{"id":"CVE-2023-23396","description":"Microsoft Excel Denial of Service Vulnerability","status":"published","published":"2023-03-14T17:15:13.177Z","modified":"2026-06-17T05:37:01.237Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:07:49.031498Z"}]}}