Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Metrics
Affected Vendors & Products
References
History
Wed, 11 Feb 2026 20:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft windows 11 24h2
Microsoft windows 11 25h2 |
|
| Weaknesses | CWE-787 | |
| CPEs | cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* |
|
| Vendors & Products |
Microsoft windows 11 24h2
Microsoft windows 11 25h2 |
Tue, 10 Feb 2026 18:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally. | |
| Title | Windows Kernel Elevation of Privilege Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 |
|
| Weaknesses | CWE-122 | |
| CPEs | cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft
Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2025 |
|
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: microsoft
Published: 2026-02-10T17:51:42.716Z
Updated: 2026-02-11T19:49:06.645Z
Reserved: 2025-12-11T21:02:05.735Z
Link: CVE-2026-21245
No data.
Status : Analyzed
Published: 2026-02-10T18:16:25.843
Modified: 2026-02-11T20:44:29.940
Link: CVE-2026-21245
No data.