What is CVE-2016-20059?

CVE-2016-20059 is a high-severity vulnerability in Iobit Malware Fighter, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-04-04.

How severe is CVE-2016-20059?

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

Vulnerability in Iobit Malware Fighter

CVE-2016-20059

IObit Malware Fighter 4.3.1 contains an unquoted service path vulnerability in the IMFservice and LiveUpdateSvc services that allows local attackers to escalate privileges. Attackers can insert a malicious executable file in the unquoted s…

EPSS: 0.000 (4.7th 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

Iobit Malware Fighter — versions 4.3.1

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

ExploitDB-40525 (exploit)
Official Product Homepage (product)
Product Reference (product)
VulnCheck Advisory: IObit Malware Fighter 4.3.1 Unquoted Service Path Privilege Escalation (third-party-advisory)

Frequently asked questions

What is CVE-2016-20059?: CVE-2016-20059 is a high-severity vulnerability in Iobit Malware Fighter, classified under Unquoted Search Path or Element. CVSS score: 7.8/10. Published 2026-04-04.
How severe is CVE-2016-20059?: High severity. CVSS v3 base score is 7.8 out of 10.