{"id":"CVE-2026-41614","aliases":["EUVD-2026-29697","GHSA-r8h5-x7jj-cjjx"],"status":"published","title":"M365 Copilot for Desktop Spoofing Vulnerability","description":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.","severity":{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00363,"percentile":0.30593,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2026-05-12T16:58:57Z","modified":"2026-10-26T18:10:00Z","products":[{"vendor":"microsoft","product":"365_copilot"},{"vendor":"microsoft","product":"m365 copilot for desktop"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41614","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-41614"},{"url":"https://github.com/advisories/GHSA-r8h5-x7jj-cjjx"}],"sources":{"cve":[{"id":"CVE-2026-41614","title":"M365 Copilot for Desktop Spoofing Vulnerability","description":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.","status":"published","published":"2026-05-12T16:58:57.929Z","modified":"2026-08-10T15:13:08.433Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T13:41:08.498858Z"}],"euvd":[{"id":"EUVD-2026-29697","description":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.","status":"published","published":"2026-05-12T16:58:57Z","modified":"2026-08-10T15:13:08Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:02:02.39155Z"}],"ghsa":[{"id":"GHSA-r8h5-x7jj-cjjx","title":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform...","description":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.","status":"published","published":"2026-05-12T18:30:46Z","modified":"2026-05-12T18:30:54Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:08:05.647564Z"}],"nvd":[{"id":"CVE-2026-41614","description":"Improper access control in M365 Copilot for Desktop allows an unauthorized attacker to perform spoofing locally.","status":"published","published":"2026-05-12T18:17:23.363Z","modified":"2026-10-26T18:10:00.173Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:18.613259Z"}]}}