Time-of-check time-of-use (TOCTOU) race condition in Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
References
| Link | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45487 | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
11 Jun 2026, 15:35
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45487 - Vendor Advisory | |
| First Time |
Microsoft windows 11 24h2
Microsoft windows 11 25h2 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 26h1 Microsoft windows Server 2022 Microsoft windows Server 2025 Microsoft Microsoft windows 11 23h2 |
|
| CPE | cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:* |
09 Jun 2026, 17:17
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-06-09 17:17
Updated : 2026-06-11 15:35
NVD link : CVE-2026-45487
Mitre link : CVE-2026-45487
CVE.ORG link : CVE-2026-45487
JSON object : View
Products Affected
microsoft
- windows_11_25h2
- windows_11_24h2
- windows_11_23h2
- windows_11_26h1
- windows_10_22h2
- windows_10_21h2
- windows_server_2022
- windows_server_2025
CWE
CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition