CVE-2019-25287

HIGH EPSS 4.6%
Published Feb 5, 20264mo ago · Modified Jun 17, 20261w ago
8.5 CVSS 4.0
High
Find Similar
Published Feb 5, 2026 4mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
8.5
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
4.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-428

References 3

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.