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Fencer Vulns
high 8.8

CVE-2024-49117 json

Windows Hyper-V Remote Code Execution Vulnerability

published 2024-12-10 22 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-43758

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

Windows Hyper-V Remote Code Execution Vulnerability

Patch / fix

  • Microsoft Windows 11 version 22H2 10.0.22621.4602
  • Microsoft Windows 11 version 22H3 10.0.22631.4602
  • Microsoft Windows 11 Version 23H2 10.0.22631.4602
  • Microsoft Windows 11 Version 24H2 10.0.26100.2605
  • Microsoft Windows Server 2022 10.0.20348.2966
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1308
  • Microsoft Windows Server 2025 10.0.26100.2605
  • Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.2605

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
22 mo ago

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CNA 3.1 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected products

  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows 11 Version 24H2
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • Microsoft Windows Server 2025
  • Microsoft Windows Server 2025 (Server Core installation)

Classification

Weakness
  • CWE-393 Return of Wrong Status Code

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.