{"id":"CVE-2023-21734","aliases":["EUVD-2023-25901","GHSA-r3xp-wjp3-v3jj"],"status":"published","title":"Microsoft Office Remote Code Execution Vulnerability","description":"Microsoft Office 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":"2026-11-10","score":0.00967,"percentile":0.6208,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2023-01-10T00:00:00Z","modified":"2026-06-17T05:33:49Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office 2019 for mac"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2021"},{"vendor":"microsoft","product":"office"},{"vendor":"microsoft","product":"office_long_term_servicing_channel"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21734","tags":["vendor-advisory","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-21734"},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-21734"},{"url":"https://github.com/advisories/GHSA-r3xp-wjp3-v3jj"}],"sources":{"cve":[{"id":"CVE-2023-21734","title":"Microsoft Office Remote Code Execution Vulnerability","description":"Microsoft Office Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T00:00:00Z","modified":"2025-02-28T21:15:07.753Z","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-416"],"updated_at":"2026-11-02T14:35:20.368244Z"}],"euvd":[{"id":"EUVD-2023-25901","description":"Microsoft Office Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T00:00:00Z","modified":"2025-02-28T21:15:07Z","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":"2026-11-02T20:53:18.616638Z"}],"ghsa":[{"id":"GHSA-r3xp-wjp3-v3jj","title":"Microsoft Office Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2023-21735.","description":"Microsoft Office Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2023-21735.","status":"published","published":"2023-01-11T00:30:47Z","modified":"2023-05-06T05:00:40Z","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":"2026-11-02T14:54:35.04449Z"}],"nvd":[{"id":"CVE-2023-21734","description":"Microsoft Office Remote Code Execution Vulnerability","status":"published","published":"2023-01-10T22:15:17.413Z","modified":"2026-06-17T05:33:49.83Z","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-416"],"updated_at":"2026-11-02T14:07:45.305824Z"}]}}