CVE-2026-69947
Windows Overlay Filter Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute code with a physical attack.
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Windows Overlay Filter Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute code with a physical attack.
- Record
CVE-2026-69947- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/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-2026-99111
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute code with a physical attack.
- Record
EUVD-2026-99111- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/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-gp96-fhcf-hr8h
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute...
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute code with a physical attack.
- Record
GHSA-gp96-fhcf-hr8h- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
NVD
Heap-based buffer overflow in Windows Overlay Filter allows an unauthorized attacker to execute code with a physical attack.
- Record
CVE-2026-69947- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 21h2
- microsoft windows 10 version 22h2
- microsoft windows 11 version 23h2
- microsoft windows 11 version 24h2
- microsoft windows 11 version 25h2
- microsoft windows 11 version 26h1
- microsoft windows 11 version 26h2
- microsoft windows server 2022
- microsoft windows server 2025
- microsoft windows server 2025 (server core installation)
- microsoft windows 10 21h2
- microsoft windows 10 22h2
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | EUVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-69947 is a medium vulnerability (CVSS 6.8) in Microsoft Windows 10 Version 21h2, published October 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.50%, the 43rd percentile. No source names a fixed version.