CVE-2016-20091
High · 7.8CVSS
7.8
EPSS
0.2%
Published
Jun 19, 2026
CISA due date
—
The record
Windows Firewall Control 4.8.6.0 contains an unquoted service path vulnerability that allows local attackers to escalate privileges by inserting malicious executables in the service path. Attackers can place executable files in unquoted path directories that the wfcs.exe service will execute with LocalSystem privileges upon service restart or system reboot.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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