Microsoft Windows 11 version 26H1 for x64-based Systems

productNL

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

by severity
94critical1297high403medium2low
updated 2026-10-27
01

vulnerabilities (2,670)

Related CVEs.

IDseverity exploitable
CVE-2026-33824US—OT criticalKEV
CVE-2026-32202US—OT criticalKEV
CVE-2026-21510US—OT criticalKEV
CVE-2026-21533US—OT criticalKEV
CVE-2026-81963UShigh7.8OT criticalKEV
CVE-2026-68820US—OT criticalKEV
CVE-2026-21513US—OT criticalKEV
CVE-2026-96951UShigh8.8OT criticalKEV
CVE-2026-21525US—OT criticalKEV
CVE-2026-21519US—OT criticalKEV
CVE-2026-85880UShigh7.8OT criticalKEV
CVE-2026-41089US—Exploit
CVE-2026-49160US—Exploit
CVE-2026-20841US—Exploit
CVE-2026-42980US—Exploit
CVE-2026-50507US—OT elevatedExploit
CVE-2026-24294US—Exploit
CVE-2026-40369US—Exploit
CVE-2026-33829US—Exploit
CVE-2026-24291US—Exploit
CVE-2026-41096US—Exploit
CVE-2026-45585US—Exploit
CVE-2026-25177US—Exploit
CVE-2026-21248US—Exploit
CVE-2026-21244US—Exploit
CVE-2026-21250US—Exploit
CVE-2026-34348US—Exploit
CVE-2026-62878US—Exploit
CVE-2026-56190US—Exploit
CVE-2026-25172US—Exploit
CVE-2026-49179US—Exploit
CVE-2026-33827US—Exploit
CVE-2026-50369US—Exploit
CVE-2026-26128US—Exploit
CVE-2026-69451UShigh7.1Exploit
CVE-2025-10263US—Exploit
CVE-2026-33826US—Exploit
CVE-2026-32223US—Exploit
CVE-2026-54984US—Exploit
CVE-2026-50416USlow3.3Exploit
CVE-2026-69328UShigh7.8Exploit
CVE-2026-21508UShigh7.0Exploit
CVE-2026-85884UShigh7.8OT elevatedExploit
CVE-2026-26179US—Exploit
CVE-2026-27912US—Exploit
CVE-2026-97798UShigh7.8Exploit
CVE-2026-54992UShigh7.8Exploit
CVE-2026-62737US—Exploit
CVE-2026-62735US—Exploit
CVE-2026-50402US—Exploit
showing 50 of 2,670
02

weaknesses (8)

The flaw types (CWEs) most of these CVEs share.

  • CWE-416Use After Free734 CVEs
  • CWE-122Heap-based Buffer Overflow676 CVEs
  • CWE-125Out-of-bounds Read326 CVEs
  • CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')198 CVEs
  • CWE-190Integer Overflow or Wraparound96 CVEs
  • CWE-121Stack-based Buffer Overflow59 CVEs
  • CWE-822Untrusted Pointer Dereference57 CVEs
  • CWE-126Buffer Over-read53 CVEs
03

sources (2)

Which sources assert this record, and when.

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