P4Verified

CVE-2026-50420: windows 11 24h2 before 10.0.26100.8875 (exclusive); +8 more affected products

CVE-2026-50420. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00408 (percentile 0.33244), scored 13-Oct-2026.

Affected technology

windows 11 24h2 · before 10.0.26100.8875 (exclusive)
microsoft

windows 11 25h2 · before 10.0.26200.8875 (exclusive)
microsoft

windows 11 26h1 · before 10.0.28000.2269 (exclusive)
microsoft

windows 11 26h1 · before 10.0.28000.2525 (exclusive)
microsoft

windows server 2025 · before 10.0.26100.33158 (exclusive)
microsoft

Windows 11 Version 24H2 · 10.0.26100.0 to before 10.0.26100.8875
Microsoft

Windows 11 Version 25H2 · 10.0.26200.0 to before 10.0.26200.8875
Microsoft

Windows 11 version 26H1 · 10.0.28000.0 to before 10.0.28000.2525
Microsoft

Windows Server 2025 · 10.0.26100.0 to before 10.0.26100.33158
Microsoft

Windows Server 2025 (Server Core installation) · 10.0.26100.0 to before 10.0.26100.33158
Microsoft

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · No privileges required · No user interaction required

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

An unauthorized attacker can disclose information locally. Vendor/CNA’s CVSS 3.1 assessment (base score 6.2/10) rates confidentiality impact as high; integrity and availability impact as none. NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality impact as high; integrity and availability impact as none.

Published 15-Oct-2026 01:10 UTC

CWE: CWE-125
CCR priority: 22.1 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · NVD
EPSS: 0.00408 · percentile 0.33244 · 2026-10-13
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-50420.html