Description
Adaware Web Companion 4.9.2159 contains an unquoted service path vulnerability in the WCAssistantService that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted binary path to inject malicious executables that will be run with LocalSystem privileges during service startup.
Exploits (1)
References (4)
Scores
CVSS v3
7.8
EPSS
0.0002
EPSS Percentile
4.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-428
Status
published
Products (1)
Lavasoft/Web Companion
4.9.2159
Published
Feb 03, 2026
Tracked Since
Feb 18, 2026