{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-118147", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-10-27T17:35:36.727Z", "datePublished": "2026-10-31T18:13:37.059Z", "dateUpdated": "2026-10-31T18:13:37.059Z"}, "containers": {"cna": {"title": "Visual Studio Spoofing Vulnerability", "datePublic": "2026-10-30T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.11:*:*:*:*:*:*:*:*", "versionStartIncluding": "18.11.0", "versionEndExcluding": "18.11.3"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:microsoft_visual_studio_2017_version_15.9:*:*:*:*:*:*:*:*", "versionStartIncluding": "15.9.0", "versionEndExcluding": "15.9.84"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:microsoft_visual_studio_2019_version_16.11:*:*:*:*:*:*:*:*", "versionStartIncluding": "16.11.0", "versionEndExcluding": "16.11.62"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*", "versionStartIncluding": "17.14.0", "versionEndExcluding": "17.14.44"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft Visual Studio 2017 version 15.9", "versions": [{"version": "15.9.0", "lessThan": "15.9.84", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2019 version 16.11", "versions": [{"version": "16.11.0", "lessThan": "16.11.62", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2022 version 17.14", "versions": [{"version": "17.14.0", "lessThan": "17.14.44", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Visual Studio 2026 version 18.11", "versions": [{"version": "18.11.0", "lessThan": "18.11.3", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-295: Improper Certificate Validation", "lang": "en-US", "type": "CWE", "cweId": "CWE-295"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-10-31T18:13:37.059Z"}, "references": [{"name": "Visual Studio Spoofing Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-118147"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.4, "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C"}}]}}}

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