{"id":"CVE-2026-45497","title":"Microsoft M365 Copilot Remote Code Execution Vulnerability","summary":"Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an authorized attacker to execute code over a network.","severity":"high","cvss":7.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:L/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-77"],"vendor":"Microsoft","product":"Microsoft 365 Copilot","affected":["365_copilot -"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-06-05T00:00:00+00:00"},"published":"2026-06-04","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:45:16.779Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45497","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45497","label":"Microsoft M365 Copilot Remote Code Execution Vulnerability"}],"tags":["cve.org"],"epss":0.00452,"epssPercentile":0.38654,"ingestedAt":"2026-09-24T14:44:21.358Z","slug":"CVE-2026-45497","body":"## Overview\n\nImproper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an authorized attacker to execute code over a network.\n\n## Affected\n\n- `365_copilot -`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":42.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}