CVE-2026-5789 HIGH

CVE-2026-5789: Search path without quotes in CivetWeb

Vendor Civetweb
Product CivetWeb
Weakness CWE-428
Published April 21, 2026
Last update April 21, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

Vulnerability related to an unquoted search path in CivetWeb v1.16. This vulnerability allows a local attacker to execute arbitrary code with elevated privileges by placing a malicious executable in a directory that is scanned before the intended application path (C:\Program Files\CivetWeb\CivetWeb.exe --), due to the absence of quotes in the service configuration.

Key dates

02Disclosure timeline

April 21, 2026 CVE published
April 21, 2026 Record updated