{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-56171", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-06-19T13:53:31.989Z", "datePublished": "2026-07-17T21:34:17.768Z", "dateUpdated": "2026-07-17T21:34:17.768Z"}, "containers": {"cna": {"title": "Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability", "datePublic": "2026-07-16T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:windows_admin_center:*:*:*:*:*:*:*:*", "versionStartIncluding": "1809.0", "versionEndExcluding": "2.7.4"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:remote_desktop_web_client:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.0.0.0", "versionEndExcluding": "2.1.65.2"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Remote Desktop Web Client", "versions": [{"version": "2.0.0.0", "lessThan": "2.1.65.2", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Admin Center", "versions": [{"version": "1809.0", "lessThan": "2.7.4", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Exposure of private personal information to an unauthorized actor in Windows RDP allows an unauthorized attacker to disclose information over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-359: Exposure of Private Personal Information to an Unauthorized Actor", "lang": "en-US", "type": "CWE", "cweId": "CWE-359"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-07-17T21:34:17.768Z"}, "references": [{"name": "Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56171"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.1, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C"}}]}}}

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