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    2 vulnerabilities found for Microsoft Visual Studio 2017 version 15.9 by Microsoft

    CVE-2026-118147 (GCVE-0-2026-118147)

    Vulnerability from nvd – Published: 2026-10-31 18:13 – Updated: 2026-10-31 18:13
    VLAI
    Title
    Visual Studio Spoofing Vulnerability
    Summary
    Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.
    Severity
    7.4 (High)
    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
    CWE
    • CWE-295 - Improper Certificate Validation
    Assigner
    microsoft CNA under the mitre root
    CNA scorecard B 82/100 over 3974 records in the last 180 days details
    References
    Impacted products
    Date Public
    2026-10-30 14:00
    Show details on NVD website
    To clipboard 

    {
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    "cna": {
      "affected": [
        {
          "product": "Microsoft Visual Studio 2017 version 15.9",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "15.9.84",
              "status": "affected",
              "version": "15.9.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2019 version 16.11",
          "vendor": "Microsoft",
          "versions": [
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              "lessThan": "16.11.62",
              "status": "affected",
              "version": "16.11.0",
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        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
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              "status": "affected",
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          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.11",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.11.3",
              "status": "affected",
              "version": "18.11.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
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                  "vulnerable": true
                },
                {
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                },
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      ],
      "datePublic": "2026-10-30T14:00:00.000Z",
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        {
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          "value": "Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network."
        }
      ],
      "metrics": [
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          "cvssV3_1": {
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "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",
            "version": "3.1"
          },
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          "scenarios": [
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              "value": "GENERAL"
            }
          ]
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            {
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              "description": "CWE-295: Improper Certificate Validation",
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            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-31T18:13:37.059Z",
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      },
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        {
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    "assignerShortName": "microsoft",
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    "datePublished": "2026-10-31T18:13:37.059Z",
    "dateReserved": "2026-10-27T17:35:36.727Z",
    "dateUpdated": "2026-10-31T18:13:37.059Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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}

    CVE-2026-118147 (GCVE-0-2026-118147)

    Vulnerability from cvelistv5 – Published: 2026-10-31 18:13 – Updated: 2026-10-31 18:13
    VLAI
    Title
    Visual Studio Spoofing Vulnerability
    Summary
    Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network.
    Severity
    7.4 (High)
    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
    CWE
    • CWE-295 - Improper Certificate Validation
    Assigner
    microsoft CNA under the mitre root
    CNA scorecard B 82/100 over 3974 records in the last 180 days details
    References
    Impacted products
    Date Public
    2026-10-30 14:00
    Show details on NVD website
    To clipboard 

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        {
          "product": "Microsoft Visual Studio 2017 version 15.9",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "15.9.84",
              "status": "affected",
              "version": "15.9.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2019 version 16.11",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "16.11.62",
              "status": "affected",
              "version": "16.11.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2022 version 17.14",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "17.14.44",
              "status": "affected",
              "version": "17.14.0",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "Microsoft Visual Studio 2026 version 18.11",
          "vendor": "Microsoft",
          "versions": [
            {
              "lessThan": "18.11.3",
              "status": "affected",
              "version": "18.11.0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
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                  "versionStartIncluding": "18.11.0",
                  "vulnerable": true
                },
                {
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                  "vulnerable": true
                },
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                  "versionEndExcluding": "16.11.62",
                  "versionStartIncluding": "16.11.0",
                  "vulnerable": true
                },
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                  "versionStartIncluding": "17.14.0",
                  "vulnerable": true
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              ],
              "negate": false,
              "operator": "OR"
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          ]
        }
      ],
      "datePublic": "2026-10-30T14:00:00.000Z",
      "descriptions": [
        {
          "lang": "en-US",
          "value": "Improper certificate validation in Visual Studio allows an unauthorized attacker to perform spoofing over a network."
        }
      ],
      "metrics": [
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          "cvssV3_1": {
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
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