{"id":"CVE-2025-59252","aliases":["EUVD-2025-33549","GHSA-xwv4-vj99-cxxj"],"status":"published","title":"M365 Copilot Information Disclosure Vulnerability","description":"Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.","severity":{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00567,"percentile":0.47356,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77"],"published":"2025-10-09T21:04:12Z","modified":"2026-10-08T13:10:00Z","products":[{"vendor":"microsoft","product":"365_word_copilot"},{"vendor":"microsoft","product":"microsoft 365 word copilot"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59252","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59252"},{"url":"https://github.com/advisories/GHSA-xwv4-vj99-cxxj"}],"sources":{"cve":[{"id":"CVE-2025-59252","title":"M365 Copilot Information Disclosure Vulnerability","description":"Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2025-10-09T21:04:12.988Z","modified":"2026-02-26T17:47:53.143Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C","level":"critical","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:32:47.812946Z"}],"euvd":[{"id":"EUVD-2025-33549","description":"Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2025-10-09T21:04:12Z","modified":"2026-02-26T17:47:53Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N/E:U/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-02T19:48:22.96585Z"}],"ghsa":[{"id":"GHSA-xwv4-vj99-cxxj","title":"M365 Copilot Spoofing Vulnerability","description":"M365 Copilot Spoofing Vulnerability","status":"published","published":"2025-10-09T21:31:13Z","modified":"2025-10-09T21:31:19Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:03:55.615501Z"}],"nvd":[{"id":"CVE-2025-59252","description":"Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to disclose information over a network.","status":"published","published":"2025-10-09T21:15:38.6Z","modified":"2026-10-08T13:10:00.2Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:11:36.851295Z"}]}}