← CVE Radar
CVE-2026-50487Windows DNS Client Elevation of Privilege Vulnerability
Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network.
9.8 CRITICALEPSS 0.79%Not in KEVNVD: Analyzed
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 9.8 | CRITICAL | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 8.1 | HIGH | 3.1microsoft (CNA) | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 8.1 | HIGH | 3.1microsoft (CNA) | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
Details
- CVE ID
- CVE-2026-50487
- Status
- Analyzed
- Assigner (CNA)
- microsoft
- Published
- Jul 14, 2026
- Last modified
- 2026-11-01 17:35 UTC
- Weaknesses
- CWE-416 · Use After Free
Affected Products
As published by the CNA in the CVE record.
MicrosoftWindows 11 Version 24H21 version range
- 10.0.26100.0 before 10.0.26100.8875
MicrosoftWindows 11 Version 25H21 version range
- 10.0.26200.0 before 10.0.26200.8875
MicrosoftWindows 11 version 26H11 version range
- 10.0.28000.0 before 10.0.28000.2525
MicrosoftWindows Server 20251 version range
- 10.0.26100.0 before 10.0.26100.33158
MicrosoftWindows Server 2025 (Server Core installation)1 version range
- 10.0.26100.0 before 10.0.26100.33158