Insecure DLL loading in keepassxc - CVE-2026-4158
Published: March 19, 2026
Vulnerability identifier: #VU124122
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-4158
CWE-ID: CWE-427
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: keepassxc.org
Affected software:
keepassxc
keepassxc
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to the application loads DLL libraries in an insecure manner within the configuration of OpenSSL. A remote user can place a specially crafted .dll file and execute arbitrary code on the target system.
How to mitigate CVE-2026-4158
Install updates from vendor's website.