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TI-2019-15341 Aliases CVE-2019-25287GHSA-4h69-f6q3-6pjc

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

Priority HIGH 72CWE-428Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-428.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00166 5th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
WebcompanionAdaware Web Companion version4.8.2078.3950—No fix listedCNA
  • Adaware Web Companion version VendorWebcompanion Affected 4.8.2078.3950 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-25287
  2. 2026-10-03 Alias added: GHSA-4h69-f6q3-6pjc

References

Exploit 1

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences