CVE-2019-25287

Adaware Web Companion version 4.8.2078.3950 - 'WCAssistantService' Unquoted Service Path

Published Feb 4, 2026 CVSS 4.0 · 8.5 High EPSS < 1% KEV · Not listed
Description
Adaware Web Companion version 4.8.2078.3950 contains an unquoted service path vulnerability in the WCAssistantService that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in C:\Program Files (x86)\Lavasoft\Web Companion\Application\ to inject malicious code that would execute with LocalSystem privileges during service startup.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Lavasoft
Lavasoft web Companion
Vendors & Products Lavasoft
Lavasoft web Companion
Type Values Removed Values Added
Description Adaware Web Companion version 4.8.2078.3950 contains an unquoted service path vulnerability in the WCAssistantService that allows local users to potentially execute code with elevated privileges. Attackers can exploit the unquoted path in C:\Program Files (x86)\Lavasoft\Web Companion\Application\ to inject malicious code that would execute with LocalSystem privileges during service startup.
Title Adaware Web Companion version 4.8.2078.3950 - 'WCAssistantService' Unquoted Service Path
Weaknesses CWE-428
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Feb 5, 2026, 5:27 PM
Reserved
Jan 6, 2026, 4:07 PM
Status
Deferred
Published
Feb 5, 2026, 12:15 AM
Modified
Jun 17, 2026, 2:31 AM