CVE-2026-62722
Microsoft Brokering File System Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Brokering File System allows an authorized attacker to elevate privileges locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Brokering File System Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Brokering File System allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-62722- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-122
- Updated
- 2026-11-02
EUVDEUVD-2026-56358
Heap-based buffer overflow in Windows Brokering File System allows an authorized attacker to elevate privileges locally.
- Record
EUVD-2026-56358- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mh42-pjwv-j78q
Heap-based buffer overflow in Windows Bind Filter Driver allows an authorized attacker to elevate...
Heap-based buffer overflow in Windows Bind Filter Driver allows an authorized attacker to elevate privileges locally.
- Record
GHSA-mh42-pjwv-j78q- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
NVD
Heap-based buffer overflow in Windows Brokering File System allows an authorized attacker to elevate privileges locally.
- Record
CVE-2026-62722- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-122
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-62722 is a high vulnerability (CVSS 7.8) in Microsoft Windows 11 Version 24h2, published August 11, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. No source names a fixed version.