{
  "document": {
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      {
        "names": [
          "<a href=\"https://x.com/ky0tofu\">Ky0toFu</a>"
        ]
      },
      {
        "names": [
          "<a href=\"https://www.linkedin.com/in/rajeshchada/\">Rajesh Chada</a> with Microsoft"
        ]
      }
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    "aggregate_severity": {
      "namespace": "https://www.microsoft.com/en-us/msrc/security-update-severity-rating-system",
      "text": "Important"
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    "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-2026-69806 .NET Elevation of Privilege Vulnerability - HTML",
        "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69806"
      },
      {
        "category": "self",
        "summary": "CVE-2026-69806 .NET Elevation of Privilege Vulnerability - CSAF",
        "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-69806.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 Elevation of Privilege Vulnerability",
    "tracking": {
      "current_release_date": "2026-09-25T07:00:00.000Z",
      "generator": {
        "date": "2026-10-10T07:02:52.422Z",
        "engine": {
          "name": "MSRC Generator",
          "version": "1.0"
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      "id": "msrc_CVE-2026-69806",
      "initial_release_date": "2026-09-08T07:00:00.000Z",
      "revision_history": [
        {
          "date": "2026-09-08T07:00:00.000Z",
          "legacy_version": "1",
          "number": "1",
          "summary": "Information published."
        },
        {
          "date": "2026-09-25T07:00:00.000Z",
          "legacy_version": "2",
          "number": "2",
          "summary": "Security Updates table updated provide links to the KB articles and download center updates. Microsoft recommends installing the updates."
        }
      ],
      "status": "final",
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                "name": "<18.9.3",
                "product": {
                  "name": "Microsoft Visual Studio 2026 version 18.9 <18.9.3",
                  "product_id": "1"
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              },
              {
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                "name": "18.9.3",
                "product": {
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              },
              {
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                "name": "17.14.40",
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            "name": "Microsoft Visual Studio 2022 version 17.14"
          },
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                "product": {
                  "name": ".NET 9.0 installed on Linux <9.0.20",
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                }
              },
              {
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                "name": "9.0.20",
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      "cwe": {
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        "name": "Exposure of Sensitive Information to an Unauthorized Actor"
      },
      "notes": [
        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "Successful exploitation requires a Linux environment where users share a process identifier namespace and process information is exposed to other local users through the proc filesystem.",
          "title": "According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "An attacker who successfully exploited this vulnerability could gain the privileges of the user account or service account running the affected process.",
          "title": "What privileges could be gained by an attacker who successfully exploited this vulnerability?"
        }
      ],
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          "2",
          "3",
          "4",
          "5"
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      "references": [
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          "summary": "CVE-2026-69806 .NET Elevation of Privilege Vulnerability - HTML",
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        },
        {
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          "summary": "CVE-2026-69806 .NET Elevation of Privilege Vulnerability - CSAF",
          "url": "https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-69806.json"
        }
      ],
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        {
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          "date": "2026-09-08T07:00:00.000Z",
          "details": "18.9.3:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes",
          "product_ids": [
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          ],
          "url": "https://learn.microsoft.com/en-us/visualstudio/releases/2026/release-notes"
        },
        {
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          "details": "17.14.40:Security Update:https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes",
          "product_ids": [
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          ],
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        },
        {
          "category": "vendor_fix",
          "date": "2026-09-08T07:00:00.000Z",
          "details": "9.0.20:Security Update:https://support.microsoft.com/kb/5126105",
          "product_ids": [
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          ],
          "url": "https://support.microsoft.com/kb/5126105"
        },
        {
          "category": "vendor_fix",
          "date": "2026-09-08T07:00:00.000Z",
          "details": "10.0.12:Security Update:https://support.microsoft.com/kb/5126106",
          "product_ids": [
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          ],
          "url": "https://support.microsoft.com/kb/5126106"
        },
        {
          "category": "vendor_fix",
          "date": "2026-09-08T07:00:00.000Z",
          "details": "11.0 RC1:Security Update",
          "product_ids": [
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          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.0,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.1,
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
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            "2",
            "3",
            "4",
            "5"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Elevation of Privilege"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
        }
      ],
      "title": ".NET Elevation of Privilege Vulnerability"
    }
  ]
}