Improper access control in Windows Remote Help - CVE-2026-55014
Published: July 17, 2026
Vulnerability identifier: #VU138296
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-55014
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in Windows Remote Help Defense. A local user can bypass implemented security restrictions and gain elevated privileges on the target system.
Affected software
Windows Remote Help
How to mitigate CVE-2026-55014
Install updates from vendor's website.
Windows Remote Help - update to 5.2.1037.0