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        "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.",
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      "cwe": {
        "id": "CWE-591",
        "name": "Sensitive Data Storage in Improperly Locked Memory"
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        {
          "category": "general",
          "text": "Microsoft",
          "title": "Assigning CNA"
        },
        {
          "category": "faq",
          "text": "Successful exploitation of this vulnerability requires an attacker to win a race condition and also to take additional actions prior to exploitation to prepare the target environment.",
          "title": "According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?"
        },
        {
          "category": "faq",
          "text": "Yes. As of April 9, 2025, the security update (5055547) for Windows 10 for x64-based Systems and Windows 10 for 32-bit Systems  are available. Customers running Windows 10 should ensure the update is installed to be protected from this vulnerability.",
          "title": "Are the updates for Windows 10 for x64-based Systems and Windows 10 for 32-bit Systems currently available?"
        },
        {
          "category": "faq",
          "text": "An unauthorized attacker must wait for a user to initiate a connection to send a DHCPv6 request. The attacker could then send a DHCPv6 reply with a fake IPv6 address.",
          "title": "According to the CVSS metrics, user interaction is required (UI:R) and privileges required are none (PR:N). What does that mean for this vulnerability?"
        }
      ],
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          "summary": "CVE-2025-26686 Windows TCP/IP Remote Code Execution Vulnerability - HTML",
          "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26686"
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            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "environmentalsScore": 0.0,
            "exploitCodeMaturity": "UNPROVEN",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "remediationLevel": "OFFICIAL_FIX",
            "reportConfidence": "CONFIRMED",
            "scope": "UNCHANGED",
            "temporalScore": 6.5,
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C",
            "version": "3.1"
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      "threats": [
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          "category": "impact",
          "details": "Remote Code Execution"
        },
        {
          "category": "exploit_status",
          "details": "Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely"
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      ],
      "title": "Windows TCP/IP Remote Code Execution Vulnerability"
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  ]
}