What is CVE-2020-37102?

CVE-2020-37102 is a high-severity vulnerability in Lavasoft Web Companion, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-02-03.

How severe is CVE-2020-37102?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Lavasoft Web Companion

CVE-2020-37102

Adaware Web Companion 4.9.2159 contains an unquoted service path vulnerability in the WCAssistantService that allows local attackers to potentially execute arbitrary code. Attackers can exploit the unquoted binary path to inject malicious executables that will be run with LocalSystem privileges during service startup.

EPSS: 0.001 (2.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Lavasoft Web Companion — versions 4.9.2159

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-37102?: CVE-2020-37102 is a high-severity vulnerability in Lavasoft Web Companion, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-02-03.
How severe is CVE-2020-37102?: High severity. CVSS v3 base score is 7.8 out of 10.