{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-41090","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","state":"PUBLISHED","assignerShortName":"microsoft","dateReserved":"2026-04-16T19:12:36.194Z","datePublished":"2026-05-22T22:03:09.052Z","dateUpdated":"2026-06-19T16:11:58.058Z"},"containers":{"cna":{"title":"Microsoft Copilot Tampering Vulnerability","datePublic":"2026-05-21T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:365_copilot_iOS:*:*:*:*:*:*:*:*","versionStartIncluding":"-"}]}]}],"affected":[{"vendor":"Microsoft","product":"Microsoft 365 Copilot for iOS","versions":[{"version":"-","status":"affected"}]}],"descriptions":[{"value":"Improper neutralization of special elements used in a command ('command injection') in Microsoft Copilot allows an unauthorized attacker to perform tampering over a network.","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')","lang":"en-US","type":"CWE","cweId":"CWE-77"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2026-06-19T16:11:58.058Z"},"references":[{"name":"Microsoft Copilot Tampering Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41090"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"CRITICAL","baseScore":9.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C"}}],"tags":["exclusively-hosted-service"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-26T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-41090"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-27T03:55:32.577Z"}}]}}