{
  "document": {
    "acknowledgments": [
      {
        "names": [
          "Levi Broderick"
        ]
      }
    ],
    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Public",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en-US",
    "notes": [
      {
        "category": "general",
        "text": "To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "The information provided in the Microsoft Knowledge Base is provided \\\"as is\\\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.",
        "title": "Disclaimer"
      },
      {
        "category": "general",
        "text": "Required. The vulnerability documented by this CVE requires customer action to resolve.",
        "title": "Customer Action"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "secure@microsoft.com",
      "name": "Microsoft Security Response Center",
      "namespace": "https://msrc.microsoft.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "CVE-2026-47304 .NET Security Feature Bypass Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47304"
      },
      {
        "category": "self",
        "summary": "CVE-2026-47304 .NET Security Feature Bypass Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-47304.json"
      },
      {
        "category": "external",
        "summary": "Microsoft Exploitability Index",
        "url": "https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1"
      },
      {
        "category": "external",
        "summary": "Microsoft Support Lifecycle",
        "url": "https://support.microsoft.com/lifecycle"
      },
      {
        "category": "external",
        "summary": "Common Vulnerability Scoring System",
        "url": "https://www.first.org/cvss"
      }
    ],
    "title": ".NET Security Feature Bypass Vulnerability",
    "tracking": {
      "current_release_date": "2026-07-14T07:00:00.000Z",
      "generator": {
        "date": "2026-07-14T20:05:38.145Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
        }
      },
      "id": "msrc_CVE-2026-47304",
      "initial_release_date": "2026-07-14T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2026-07-14T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<17.14.36",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.14 <17.14.36",
              "product_id": "2"
            }
          },
          {
            "category": "product_version",
            "name": "17.14.36",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.14 17.14.36",
              "product_id": "16767"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2022 version 17.14"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<17.12.22",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.12 <17.12.22",
              "product_id": "3"
            }
          },
          {
            "category": "product_version",
            "name": "17.12.22",
            "product": {
              "name": "Microsoft Visual Studio 2022 version 17.12 17.12.22",
              "product_id": "12459"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2022 version 17.12"
      },
      {
        "branches": [
          {
            "category": "product_version_range",
            "name": "<18.7.4",
            "product": {
              "name": "Microsoft Visual Studio 2026 version 18.7 <18.7.4",
              "product_id": "1"
            }
          },
          {
            "category": "product_version",
            "name": "18.7.4",
            "product": {
              "name": "Microsoft Visual Studio 2026 version 18.7 18.7.4",
              "product_id": "21581"
            }
          }
        ],
        "category": "product_name",
        "name": "Microsoft Visual Studio 2026 version 18.7"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-47304",
      "cwe": {
        "id": "CWE-347",
        "name": "Improper Verification of Cryptographic Signature"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "The authentication feature could be bypassed as this vulnerability allows impersonation.",
          "title": "What kind of security feature could be bypassed by successfully exploiting this vulnerability?"
        }
      ],
      "product_status": {
        "fixed": [
          "12459",
          "16767",
          "21581"
        ],
        "known_affected": [
          "1",
          "2",
          "3"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-47304 .NET Security Feature Bypass Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47304"
        },
        {
          "category": "self",
          "summary": "CVE-2026-47304 .NET Security Feature Bypass Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-47304.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2026-07-14T07:00:00.000Z",
          "details": "17.14.36:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes",
          "product_ids": [
            "2"
          ],
          "url": "https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes"
        },
        {
          "category": "vendor_fix",
          "date": "2026-07-14T07:00:00.000Z",
          "details": "17.12.22:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes",
          "product_ids": [
            "3"
          ],
          "url": "https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes"
        },
        {
          "category": "vendor_fix",
          "date": "2026-07-14T07:00:00.000Z",
          "details": "18.7.4:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes",
          "product_ids": [
            "1"
          ],
          "url": "https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.1,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 7.1,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "1",
            "2",
            "3"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Security Feature Bypass"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": ".NET Security Feature Bypass Vulnerability"
    }
  ]
}