CVE-2026-35419 Details
Description
Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to disclose information locally.
A vulnerability allowing out-of-bounds read has been identified in the Windows DWM Core Library. This issue allows an authorized attacker to locally disclose information by reading small portions of heap memory. The vulnerability affects multiple versions of Windows 11 and Windows Server 2025.
Users can apply the security update for this vulnerability, which is available through the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles KB5089548, KB5087539, KB5087423, and KB5089549.
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 May 13, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35419 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 11 24h2 | < 10.0.26100.8390 |
CPE
Remediation
| |
| microsoft windows 11 25h2 | < 10.0.26200.8390 |
CPE
Remediation
| |
| microsoft windows 11 26h1 | < 10.0.28000.2113 |
CPE
Remediation
| |
| microsoft windows server 2025 | < 10.0.26100.32772 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 14, 2026 | Initial Analysis | [email protected] |
| May 12, 2026 | New CVE Received | [email protected] |