{"id":"CVE-2025-62553","aliases":["EUVD-2025-202219","GHSA-4hrq-5w6m-4fj5"],"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":0.00706,"percentile":0.53809,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2025-12-09T17:55:55Z","modified":"2026-10-14T21:10:00Z","products":[{"vendor":"microsoft","product":"365_apps"},{"vendor":"microsoft","product":"excel"},{"vendor":"microsoft","product":"microsoft 365 apps for enterprise"},{"vendor":"microsoft","product":"microsoft excel 2016"},{"vendor":"microsoft","product":"microsoft office 2019"},{"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"},{"vendor":"microsoft","product":"office_long_term_servicing_channel"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62553","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-62553"},{"url":"https://github.com/advisories/GHSA-4hrq-5w6m-4fj5"}],"sources":{"cve":[{"id":"CVE-2025-62553","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":"2025-12-09T17:55:55.901Z","modified":"2026-04-16T14:18:50.921Z","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":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2025-202219","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-12-09T17:55:55Z","modified":"2026-04-16T14:18:50Z","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":"2026-11-02T19:24:23.841547Z"}],"ghsa":[{"id":"GHSA-4hrq-5w6m-4fj5","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":"2025-12-09T18:30:46Z","modified":"2025-12-09T18:30:49Z","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":"2026-11-02T15:05:06.989368Z"}],"nvd":[{"id":"CVE-2025-62553","description":"Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.","status":"published","published":"2025-12-09T18:16:00.453Z","modified":"2026-10-14T21:10:00.183Z","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":"2026-11-02T14:11:49.468427Z"}]}}