Insecure DLL loading in Windows Remote Help - CVE-2026-55015
Published: August 21, 2026
Vulnerability identifier: #VU144542
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-55015
CWE-ID: CWE-427
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to uncontrolled search path element in Windows Remote Help when loading resources from the search path. A local user can place a malicious file in a searched location to cause a denial of service.
Affected software
Windows Remote Help
How to mitigate CVE-2026-55015
Install security update from vendor's website.
Windows Remote Help - update to 5.2.1040.0