CVE-2026-45641

CVE Database · CVE-2026-45641

· HIGHAnalyzed

CVSS v3.1

8.4

EPSS

0.24%

Published

Jun 9, 2026

Modified

Jun 11, 2026

Public PoC / Exploit

No public PoC or exploit code indexed for this CVE.

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

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

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-843CWE-125

Affected Products (8)

microsoft · windows_10_21h2 (up to 10.0.19044.7417)vulnerable

microsoft · windows_10_22h2 (up to 10.0.19045.7417)vulnerable

microsoft · windows_11_23h2 (up to 10.0.22631.7219)vulnerable

microsoft · windows_11_24h2 (up to 10.0.26100.8655)vulnerable

microsoft · windows_11_25h2 (up to 10.0.26200.8655)vulnerable

microsoft · windows_11_26h1 (up to 10.0.28000.2269)vulnerable

microsoft · windows_server_2022 (up to 10.0.20348.5256)vulnerable

microsoft · windows_server_2025 (up to 10.0.26100.32995)vulnerable

References (1)

Vendor Advisory