CVE-2019-25287

HIGH

Adaware Web Companion 4.8.2078.3950 - Code Injection

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2019-25287. PoCs published by Mariela L Martínez Hdez.

AI-analyzed exploit summary This is a writeup describing an unquoted service path vulnerability in Adaware Web Companion's 'WCAssistantService'. The vulnerability could allow local privilege escalation if an attacker can place an executable in the system root path.

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.

Exploits (1)

exploitdb WRITEUP
by Mariela L Martínez Hdez · textlocalwindows
https://www.exploit-db.com/exploits/47597

This is a writeup describing an unquoted service path vulnerability in Adaware Web Companion's 'WCAssistantService'. The vulnerability could allow local privilege escalation if an attacker can place an executable in the system root path.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Theoretical
Target: Adaware Web Companion version 4.8.2078.3950
Auth required
Prerequisites: Local access to the system · Ability to write to the system root path
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/47597
Various Sources product
https://webcompanion.com/en/

Scores

CVSS v3 7.8
EPSS 0.0015
EPSS Percentile 4.5%
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)
Webcompanion/Adaware Web Companion version 4.8.2078.3950
Published Feb 05, 2026
Tracked Since Feb 18, 2026