CVE-2025-40979 HIGH

CVE-2025-40979: DLL search order hijack in Wave by Grandstream Networks

Vendor Grandstream Networks
Product Wave
Weakness CWE-427
Published September 10, 2025
Last update September 10, 2025

CVSS base score

7.0/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

DLL search order hijacking vulnerability in the wave.exe executable for Windows 11, version 1.27.8. Exploitation of this vulnerability could allow attackers with local access to execute arbitrary code by placing an arbitrary file in the 'C:\Users<user>\AppData\Local\Temp' directory, which could lead to arbitrary code execution and persistence. This vulnerability is only replicable in versions of Windows 11 and does not affect earlier versions.

Key dates

02Disclosure timeline

September 10, 2025 CVE published
September 10, 2025 Record updated