CVE-2016-20087

Fortitude HTTP 1.0.4.0 contains an unquoted service path vulnerability that allows local users to execute arbitrary code with elevated privileges by exploiting the service binary path. Attackers can insert malicious executables in the system root path that execute with SYSTEM privileges during service startup or system reboot.

CVSS v4.0

8.5 HIGHCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.18% chance of exploitation in the next 30 days, 7th percentile

Published

2026-06-19

Updated

2026-06-22

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/40461

References

• CVE Record
• NVD entry

Related

• CVE-2016-20086
• CVE-2016-20088
• CVE-2016-20085
• CVE-2016-20089
• CVE-2016-20084
• CVE-2016-20090