{"id":"CVE-2023-23399","aliases":["EUVD-2023-27499","GHSA-4wcm-rwhh-gjfc"],"status":"published","title":"Microsoft Excel Remote Code Execution Vulnerability","description":"Microsoft Excel Remote Code Execution Vulnerability","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":"2026-11-09","score":0.02532,"percentile":0.85037,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-125"],"published":"2023-03-14T16:55:29Z","modified":"2026-06-17T05:37:01Z","exploits":[{"source":"exploitdb","id":"EDB-51328","title":"Microsoft Excel 365 MSO (Version 2302 Build 16.0.16130.20186) 64-bit - Remote Code Execution (RCE)","type":"remote","platform":"multiple","date":"2023-04-08","url":"https://www.exploit-db.com/exploits/51328"}],"products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"excel"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft excel 2013 service pack 1"},{"vendor":"microsoft","product":"microsoft excel 2016"},{"vendor":"microsoft","product":"microsoft office 2013 service pack 1"},{"vendor":"microsoft","product":"microsoft office 2016"},{"vendor":"microsoft","product":"microsoft office 2019"},{"vendor":"microsoft","product":"microsoft office 2019 for mac"},{"vendor":"microsoft","product":"microsoft office ltsc 2021"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2021"},{"vendor":"microsoft","product":"microsoft office online server"},{"vendor":"microsoft","product":"microsoft office web apps server 2013 service pack 1"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office_long_term_servicing_channel"},{"vendor":"microsoft","product":"office_online_server"},{"vendor":"microsoft","product":"office_web_apps_server"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23399","tags":["vendor-advisory","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23399"},{"url":"http://packetstormsecurity.com/files/171767/Microsoft-Excel-365-MSO-2302-Build-16.0.16130.20186-Remote-Code-Execution.html"},{"url":"https://github.com/advisories/GHSA-4wcm-rwhh-gjfc"}],"sources":{"cve":[{"id":"CVE-2023-23399","title":"Microsoft Excel Remote Code Execution Vulnerability","description":"Microsoft Excel Remote Code Execution Vulnerability","status":"published","published":"2023-03-14T16:55:29.157Z","modified":"2025-01-01T00:48:09.295Z","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-125"],"updated_at":"2026-11-02T14:35:21.232549Z"}],"euvd":[{"id":"EUVD-2023-27499","description":"Microsoft Excel Remote Code Execution Vulnerability","status":"published","published":"2023-03-14T16:55:29Z","modified":"2025-01-01T00:48:09Z","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":"2026-11-03T00:04:30.878565Z"}],"ghsa":[{"id":"GHSA-4wcm-rwhh-gjfc","title":"Microsoft Excel Remote Code Execution Vulnerability","description":"Microsoft Excel Remote Code Execution Vulnerability","status":"published","published":"2023-03-14T18:30:18Z","modified":"2023-04-10T21:30:22Z","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"}],"updated_at":"2026-11-02T14:54:28.289847Z"}],"nvd":[{"id":"CVE-2023-23399","description":"Microsoft Excel Remote Code Execution Vulnerability","status":"published","published":"2023-03-14T17:15:13.43Z","modified":"2026-06-17T05:37:01.67Z","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":"secondary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:07:49.031498Z"}]}}