CVE-2026-112967
Windows Xbox Live Networking Service Remote Code Execution Vulnerability
CVE-2026-112967 is a critical vulnerability (CVSS 9.8) in Microsoft Windows 10 Version 1809, published November 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 67th percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.1, CVE List
- Exploit chance
- 1.15%EPSS, 67th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Discussion
Affected products
What each source reports
CVE List Score used
Windows Xbox Live Networking Service Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.
- Record
CVE-2026-112967- CVSS 3.1
- 9.8 Critical
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 - Weakness
- CWE-122
- Updated
- 2026-11-10
EUVDEUVD-2026-121891
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.
- Record
EUVD-2026-121891- CVSS 3.1
- 9.8 Critical
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 - Updated
- 2026-11-10
GitHub AdvisoriesGHSA-4w86-jv6w-7pq3
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized...
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.
- Record
GHSA-4w86-jv6w-7pq3- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-10
NVD
Heap-based buffer overflow in Windows Xbox Live Networking Service allows an unauthorized attacker to execute code over a network.
- Record
CVE-2026-112967- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-11
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references | GitHub Advisories | |
| cwes, references, severity, title | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.