Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate privileges locally.
Metrics
Affected Vendors & Products
References
History
Wed, 15 Jul 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Tue, 14 Jul 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Improper privilege management in Microsoft Install Service allows an authorized attacker to elevate privileges locally. | |
| Title | Microsoft Install Service Elevation of Privilege Vulnerability | |
| First Time appeared |
Microsoft
Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
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| Weaknesses | CWE-269 | |
| CPEs | cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:* cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:* 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:*:*:*:*:*:*:x64:* cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft
Microsoft windows 10 1809 Microsoft windows 10 21h2 Microsoft windows 10 22h2 Microsoft windows 11 24h2 Microsoft windows 11 25h2 Microsoft windows 11 26h1 Microsoft windows Server 2019 Microsoft windows Server 2022 Microsoft windows Server 2025 |
|
| References |
| |
| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: microsoft
Published: 2026-07-14T17:06:35.076Z
Updated: 2026-07-20T23:10:02.297Z
Reserved: 2026-06-04T18:15:10.953Z
Link: CVE-2026-50343
Updated: 2026-07-15T13:40:50.610Z
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