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CVE-2026-62792 Microsoft CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-11T17:18:32.970Z and has not been modified since then. The NVD entry is currently Analyzed. This vulnerability, CVE-2026-62792, is a stack-based buffer overflow in Windows TCP/IP, allowing an unauthorized attacker to execute code over a network. The vulnerability affects multiple versions of Windows 10, Windows 11, and Windows Server editions, including Windows Server 2012, 2016, 2019, 2022, and 2025. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 8.1, indicating a high severity level. IT administrators and security teams responsible for Windows systems and servers, as well as individuals concerned with network security and potential code execution vulnerabilities in Windows TCP/IP, should prioritize patching this vulnerability to prevent potential code execution over a network. The CVE record and NVD details indicate a stack-based buffer overflow in Windows TCP/IP, allowing unauthorized attackers to execute code over a network.

Vendor
Microsoft
Product
Windows 10 Version 1607
CVSS
HIGH 8.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-11
Original CVE updated
2026-08-16
Advisory published
2026-08-11
Advisory updated
2026-08-16

Who should care

IT administrators and security teams responsible for Windows systems and servers, as well as individuals concerned with network security and potential code execution vulnerabilities in Windows TCP/IP.

Technical summary

A stack-based buffer overflow vulnerability exists in Windows TCP/IP, allowing an unauthorized attacker to execute code over a network. The vulnerability affects multiple versions of Windows 10, Windows 11, and Windows Server editions, including Windows Server 2012, 2016, 2019, 2022, and 2025. The Common Vulnerability Scoring System (CVSS) score for this vulnerability is 8.1, indicating a high severity level.

Defensive priority

Microsoft Windows users should prioritize patching this vulnerability to prevent potential code execution over a network.

Recommended defensive actions

  • Apply patches from Microsoft as soon as possible
  • Conduct a thorough inventory of Windows systems and servers to identify those that may be vulnerable
  • Implement compensating controls such as network segmentation or access restrictions to limit exposure
  • Monitor network traffic for suspicious activity
  • Consider exception tracking for systems that cannot be patched immediately

Evidence notes

The CVE record and NVD details indicate a stack-based buffer overflow in Windows TCP/IP, allowing unauthorized attackers to execute code over a network. Multiple Windows versions and server editions are affected.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-62792 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-62792

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-62792 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-62792

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.