{"id":"CVE-2025-30393","aliases":["EUVD-2025-14447","GHSA-v5r4-h46j-mc2j"],"status":"published","title":"Microsoft Excel Remote Code Execution Vulnerability","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","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":"2026-11-11","score":0.00461,"percentile":0.40366,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2025-05-13T16:58:47Z","modified":"2026-06-17T09:08:38Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft office ltsc 2021"},{"vendor":"microsoft","product":"microsoft office ltsc 2024"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2021"},{"vendor":"microsoft","product":"microsoft office ltsc for mac 2024"},{"vendor":"microsoft","product":"office_long_term_servicing_channel"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30393","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-30393"},{"url":"https://github.com/advisories/GHSA-v5r4-h46j-mc2j"}],"sources":{"cve":[{"id":"CVE-2025-30393","title":"Microsoft Excel Remote Code Execution Vulnerability","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-05-13T16:58:47.856Z","modified":"2026-02-26T18:28:32.172Z","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":"2026-11-02T14:32:35.418416Z"}],"euvd":[{"id":"EUVD-2025-14447","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-05-13T16:58:47Z","modified":"2026-02-26T18:28:32Z","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":"2026-11-02T19:48:16.990344Z"}],"ghsa":[{"id":"GHSA-v5r4-h46j-mc2j","title":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-05-13T18:30:57Z","modified":"2025-05-13T18:31:05Z","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"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T15:02:15.83063Z"}],"nvd":[{"id":"CVE-2025-30393","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-05-13T17:16:02.067Z","modified":"2026-06-17T09:08:38.57Z","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":"2026-11-02T14:11:07.176032Z"}]}}