{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-114150", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-10-20T21:56:39.316Z", "datePublished": "2026-11-10T18:19:14.142Z", "dateUpdated": "2026-11-10T19:39:28.810Z"}, "containers": {"cna": {"title": "ASP.NET Core Information Disclosure Vulnerability", "datePublic": "2026-11-10T16:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_11.0_installed_on_windows:*:*:*:*:*:*:*:*", "versionStartIncluding": "11.0.0-preview.1", "versionEndExcluding": "11.0.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_11.0_installed_on_linux:*:*:*:*:*:*:*:*", "versionStartIncluding": "11.0.0-preview.1", "versionEndExcluding": "11.0.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_11.0_installed_on_mac_os:*:*:*:*:*:*:*:*", "versionStartIncluding": "11.0.0-preview.1", "versionEndExcluding": "11.0.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.12:*:*:*:*:*:*:*:*", "versionStartIncluding": "18.12.0", "versionEndExcluding": "18.12.0"}]}]}], "affected": [{"vendor": "Microsoft", "product": ".NET 11.0 installed on Linux", "versions": [{"version": "11.0.0-preview.1", "lessThan": "11.0.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": ".NET 11.0 installed on Mac OS", "versions": [{"version": "11.0.0-preview.1", "lessThan": "11.0.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": ".NET 11.0 installed on Windows", "versions": [{"version": "11.0.0-preview.1", "lessThan": "11.0.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2026 version 18.12", "versions": [{"version": "18.12.0", "lessThan": "18.12.0", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Use of uninitialized resource in ASP.NET Core allows an unauthorized attacker to disclose information over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-908: Use of Uninitialized Resource", "lang": "en-US", "type": "CWE", "cweId": "CWE-908"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-11-10T19:39:28.810Z"}, "references": [{"name": "ASP.NET Core Information Disclosure Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114150"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 5.9, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}]}}}

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{"affected": [{"affectedData": [{"product": ".NET 11.0 installed on Linux", "vendor": "Microsoft", "versions": [{"lessThan": "11.0.0", "status": "affected", "version": "11.0.0-preview.1", "versionType": "custom"}]}, {"product": ".NET 11.0 installed on Mac OS", "vendor": "Microsoft", "versions": [{"lessThan": "11.0.0", "status": "affected", "version": "11.0.0-preview.1", "versionType": "custom"}]}, {"product": ".NET 11.0 installed on Windows", "vendor": "Microsoft", "versions": [{"lessThan": "11.0.0", "status": "affected", "version": "11.0.0-preview.1", "versionType": "custom"}]}, {"product": "Microsoft Visual Studio 2026 version 18.12", "vendor": "Microsoft", "versions": [{"lessThan": "18.12.0", "status": "affected", "version": "18.12.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Use of uninitialized resource in ASP.NET Core allows an unauthorized attacker to disclose information over a network."}], "id": "CVE-2026-114150", "lastModified": "2026-11-10T19:19:08.323", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Primary"}]}, "published": "2026-11-10T19:19:08.220", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114150"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-908"}], "source": "secure@microsoft.com", "type": "Primary"}]}

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