Untrusted search path in Notepad++ - CVE-2026-46710
Published: May 21, 2026
Vulnerability identifier: #VU132005
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-46710
CWE-ID: CWE-426
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Notepad++
Affected software:
Notepad++
Notepad++
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to usage of an untrusted search path in the installer. A local user can set the working directory to the installation contextMenu directory and invoke powershell.exe without using an absolute path.
How to mitigate CVE-2026-46710
Install updates from vendor's website.