{"id":"CVE-2026-41106","aliases":[],"cve":{"records":[{"id":"CVE-2026-41106","source":"microsoft","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-04-16T19:12:36.196Z","published":"2026-07-02T22:18:57.629Z","modified":"2026-10-28T20:00:59.382Z"}],"publishers":[{"name":"microsoft","role":"CNA","organizationId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","modified":"2026-10-28T20:00:59.382Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-07-07T03:56:02.755Z"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41106","tags":["vendor-advisory","patch"],"source":"microsoft"}],"weaknesses":[{"id":"CWE-601","description":"CWE-601: URL Redirection to Untrusted Site ('Open Redirect')","source":"microsoft"}],"applicability":[{"source":"microsoft","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:365_copilot:*:*:*:*:*:*:*:*","versionStartIncluding":"-"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-07-06T00:00:00+00:00","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"Microsoft 365 Copilot Elevation of Privilege Vulnerability","titleSource":"microsoft","descriptionSource":"microsoft","description":"Url redirection to untrusted site ('open redirect') in M365 Copilot allows an unauthorized attacker to elevate privileges over a network.","score":9.3,"severity":"critical","published":"2026-07-02T22:18:57.629Z","modified":"2026-10-28T20:00:59.382Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Microsoft","name":"Microsoft 365 Copilot","platforms":[],"versions":[{"version":"-","status":"affected"}],"cpes":[],"source":"microsoft","url":"https://www.cve.org/CVERecord?id=CVE-2026-41106"}],"remediation":[],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41106"],"sources":[{"name":"CVE","id":"CVE-2026-41106","modified":"2026-10-28T20:00:59.382Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-41106"}],"assessments":[{"source":"microsoft","vector":"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","score":9.3}],"sourceAffected":[],"observedAt":"2026-10-29T14:38:06.534Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T00:40:31.812Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":{"text":"Microsoft 365 Copilot is affected by an elevation of privilege vulnerability due to a URL redirection to an untrusted site, allowing an unauthorized attacker to elevate privileges over a network. The affected version is unspecified. An attacker needs network access to exploit this weakness.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T08:57:24.004Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-41106"}]}}