Windows 11 23h2
by Microsoft
Source repositories
CVEs (2,235)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-20918 | 0.00 | — | 0.00 | Jan 13, 2026 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20877 | 0.00 | — | 0.00 | Jan 13, 2026 | Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20876 | 0.00 | — | 0.01 | Jan 13, 2026 | Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20875 | 0.00 | — | 0.02 | Jan 13, 2026 | Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network. | |||
| CVE-2026-20869 | 0.00 | — | 0.00 | Jan 13, 2026 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Local Session Manager (LSM) allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20865 | 0.00 | — | 0.00 | Jan 13, 2026 | Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20860 | 0.00 | — | 0.08 | Jan 13, 2026 | Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20858 | 0.00 | — | 0.00 | Jan 13, 2026 | Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20857 | 0.00 | — | 0.00 | Jan 13, 2026 | Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20856 | 0.00 | — | 0.01 | Jan 13, 2026 | Improper input validation in Windows Server Update Service allows an unauthorized attacker to execute code over a network. | |||
| CVE-2026-20852 | 0.00 | — | 0.00 | Jan 13, 2026 | Incorrect privilege assignment in Windows Hello allows an unauthorized attacker to perform tampering locally. | |||
| CVE-2026-20847 | 0.00 | — | 0.01 | Jan 13, 2026 | Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network. | |||
| CVE-2026-20844 | 0.00 | — | 0.00 | Jan 13, 2026 | Use after free in Windows Clipboard Server allows an unauthorized attacker to elevate privileges locally. | |||
| CVE-2026-20842 | 0.00 | — | 0.00 | Jan 13, 2026 | Use after free in Windows DWM allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20840 | 0.00 | — | 0.02 | Jan 13, 2026 | Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally. | |||
| CVE-2026-20839 | 0.00 | — | 0.00 | Jan 13, 2026 | Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally. | |||
| CVE-2026-20838 | 0.00 | — | 0.01 | Jan 13, 2026 | Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally. | |||
| CVE-2026-20837 | 0.00 | — | 0.01 | Jan 13, 2026 | Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally. | |||
| CVE-2026-20836 | 0.00 | — | 0.00 | Jan 13, 2026 | Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally. | |||
| CVE-2026-20834 | 0.00 | — | 0.01 | Jan 13, 2026 | Absolute path traversal in Windows Shell allows an unauthorized attacker to perform spoofing with a physical attack. |
- CVE-2026-20918Jan 13, 2026risk 0.00cvss —epss 0.00
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
- CVE-2026-20877Jan 13, 2026risk 0.00cvss —epss 0.00
Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
- CVE-2026-20876Jan 13, 2026risk 0.00cvss —epss 0.01
Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
- CVE-2026-20875Jan 13, 2026risk 0.00cvss —epss 0.02
Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.
- CVE-2026-20869Jan 13, 2026risk 0.00cvss —epss 0.00
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Local Session Manager (LSM) allows an authorized attacker to elevate privileges locally.
- CVE-2026-20865Jan 13, 2026risk 0.00cvss —epss 0.00
Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
- CVE-2026-20860Jan 13, 2026risk 0.00cvss —epss 0.08
Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
- CVE-2026-20858Jan 13, 2026risk 0.00cvss —epss 0.00
Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
- CVE-2026-20857Jan 13, 2026risk 0.00cvss —epss 0.00
Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
- CVE-2026-20856Jan 13, 2026risk 0.00cvss —epss 0.01
Improper input validation in Windows Server Update Service allows an unauthorized attacker to execute code over a network.
- CVE-2026-20852Jan 13, 2026risk 0.00cvss —epss 0.00
Incorrect privilege assignment in Windows Hello allows an unauthorized attacker to perform tampering locally.
- CVE-2026-20847Jan 13, 2026risk 0.00cvss —epss 0.01
Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.
- CVE-2026-20844Jan 13, 2026risk 0.00cvss —epss 0.00
Use after free in Windows Clipboard Server allows an unauthorized attacker to elevate privileges locally.
- CVE-2026-20842Jan 13, 2026risk 0.00cvss —epss 0.00
Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.
- CVE-2026-20840Jan 13, 2026risk 0.00cvss —epss 0.02
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
- CVE-2026-20839Jan 13, 2026risk 0.00cvss —epss 0.00
Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.
- CVE-2026-20838Jan 13, 2026risk 0.00cvss —epss 0.01
Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally.
- CVE-2026-20837Jan 13, 2026risk 0.00cvss —epss 0.01
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.
- CVE-2026-20836Jan 13, 2026risk 0.00cvss —epss 0.00
Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.
- CVE-2026-20834Jan 13, 2026risk 0.00cvss —epss 0.01
Absolute path traversal in Windows Shell allows an unauthorized attacker to perform spoofing with a physical attack.
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