CVE-2025-59257: windows 11 24h2 before 10.0.26100.6899 (exclusive); +8 more affected products

CVE-2025-59257. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA). EPSS 0.01513 (percentile 0.74063), scored 17-Oct-2026.

Affected technology

windows 11 24h2 · before 10.0.26100.6899 (exclusive)
microsoft

windows 11 25h2 · before 10.0.26200.6899 (exclusive)
microsoft

windows server 2022 23h2 · before 10.0.25398.1913 (exclusive)
microsoft

windows server 2025 · through 10.0.26100.6899 (inclusive)
microsoft

Windows 11 Version 24H2 · 10.0.26100.0 to before 10.0.26100.6899
Microsoft

Windows 11 Version 25H2 · 10.0.26200.0 to before 10.0.26200.6899
Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation) · 10.0.25398.0 to before 10.0.25398.1913
Microsoft

Windows Server 2025 · 10.0.26100.0 to before 10.0.26100.6899
Microsoft

Windows Server 2025 (Server Core installation) · 10.0.26100.0 to before 10.0.26100.6899
Microsoft

Component: Not specified by the source

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

What an attacker can do

An authorized attacker can deny service over a network. Vendor/CNA’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 18-Oct-2026 22:52 UTC

CWE: CWE-1287
CCR priority: 26.4 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
EPSS: 0.01513 · percentile 0.74063 · 2026-10-17
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-18 22:50:08.248207+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-59257.html