CVE-2019-25287

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

CVSS 8.5 HIGHEPSS 0.1%CWE-428

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.5EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

04 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

Webcompanion · Adaware Web Companion version

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References

https://webcompanion.com/en/https://www.exploit-db.com/exploits/47597 https://www.vulncheck.com/advisories/adaware-web-companion-version-wcassistantservice-unquoted-service-path