CVE-2026-83923 HIGH

CVE-2026-83923: Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

Vendor Microsoft
Product Windows 10 Version 1809
Weakness CWE-23
Published October 13, 2026
Last update October 19, 2026
View on NVD All CVEs

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

What the vulnerability does

01Description

Relative path traversal in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.

Key dates

02Disclosure timeline

October 13, 2026 CVE published
October 19, 2026 Record updated

Related vulnerabilities

04Related CVE

CVE-2026-8073 Kirki <= 6.0.6 - Unauthenticated Limited Arbitrary File Read and Deletion via downloadZIP CVE-2025-10249 Slider Revolution <= 6.7.37 - Missing Authorization to Authenticated (Contributor+) Arbitrary File Read CVE-2025-8464 Drag and Drop Multiple File Upload for Contact Form 7 <= 1.3.9.0 - Directory Traversal via `wpcf7_guest_user_id` Cookie CVE-2025-25130 WordPress Delete Comments By Status plugin <= 1.5.3 - Local File Inclusion vulnerability CVE-2023-6825 File Manager And File Manager Pro (Multiple Versions) - Directory Traversal