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Vulnerability details

CVE-2026-112967

Microsoft Windows 10Microsoft Windows 11

Windows Xbox Live Networking Service Remote Code Execution Vulnerability

CVSS 3.1
9.8Critical

Official description

Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.

Related news

CVSS scores

ScoreVersionSourceVector
9.8Critical 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Windows 10 Version 1809 10.0.17763.0 ≤ v < 10.0.17763.9487 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 21H2 10.0.19044.0 ≤ v < 10.0.19044.7846 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 22H2 10.0.19045.0 ≤ v < 10.0.19045.7846 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 Version 24H2 10.0.26100.0 ≤ v < 10.0.26100.9974 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 Version 25H2 10.0.26200.0 ≤ v < 10.0.26200.9974 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 Version 26H2 10.0.26300.0 ≤ v < 10.0.26300.9974 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 23H2 10.0.22631.0 ≤ v < 10.0.22631.7711 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 23H2 10.0.22631.0 ≤ v < 10.0.22631.7711 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 26H1 10.0.28000.0 ≤ v < 10.0.28000.3501 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-11-10
Last updated
2026-11-11
State
Published
Assigner (CNA)
microsoft
Kolun priority
25 · Low

Exploit prediction (EPSS)

No EPSS score has been published for this CVE yet.

SSVC assessment (CISA)

Automatable
Yes
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-122
    Heap-based Buffer Overflow