CVE-2026-50337 Details
Description
Incorrect type conversion or cast in Windows Notification allows an authorized attacker to elevate privileges locally.
A vulnerability allowing local privilege escalation has been identified in the Windows Notification system. This issue arises from an incorrect type conversion, which could be exploited by an authorized attacker to gain elevated privileges.
Users can download the security update for this vulnerability via the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles linked within the vulnerability description.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 15, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50337 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-704 | Incorrect Type Conversion or Cast | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1607 | < 10.0.14393.9339 |
CPE
Remediation
| |
| microsoft windows 10 1809 | < 10.0.17763.9020 |
CPE
Remediation
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| microsoft windows 10 21h2 | < 10.0.19044.7548 |
CPE
Remediation
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| microsoft windows 10 22h2 | < 10.0.19045.7548 |
CPE
Remediation
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| microsoft windows 11 24h2 | < 10.0.26100.8875 |
CPE
Remediation
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| microsoft windows 11 25h2 | < 10.0.26200.8875 |
CPE
Remediation
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| microsoft windows 11 26h1 | < 10.0.28000.2269 < 10.0.28000.2525 |
CPE
Remediation
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| microsoft windows server 2016 | < 10.0.14393.9339 |
CPE
Remediation
| |
| microsoft windows server 2019 | < 10.0.17763.9020 |
CPE
Remediation
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| microsoft windows server 2022 | < 10.0.20348.5386 |
CPE
Remediation
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| microsoft windows server 2025 | < 10.0.26100.33158 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 22, 2026 | CVE Modified | [email protected] |
| Jul 20, 2026 | Initial Analysis | [email protected] |
| Jul 15, 2026 | CVE Modified | CISA-ADP |
| Jul 15, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | New CVE Received | [email protected] |