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CVE-2026-45641

8.4 HIGH

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally

Published: 2026-06-09 · Last updated: 2026-06-09

Severity and scoring

CVSS
8.4 HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-843

Description

Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.

Source: NVD

References

Related CVEs

Same CWE

  • CVE-2026-45635 — Use after free in Universal Plug and Play (upnp.dll) allows an unauthorized attacker to execute code over a network (8.1 HIGH)
  • CVE-2026-45600 — Access of resource using incompatible type ('type confusion') in Windows Kernel-Mode Drivers allows an authorized attacker to elevate pri... (7.8 HIGH)
  • CVE-2026-45456 — Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally (8.4 HIGH)
  • CVE-2026-44817 — Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally (7.8 HIGH)
  • CVE-2026-11785 — A flaw was found in 389 Directory Server (4.3 MEDIUM)