CVE-2026-34054

Published: Mar 31, 2026Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: security-advisories@github.com (Secondary)

Description

vcpkg is a free and open-source C/C++ package manager. Prior to version 3.6.1#3, vcpkg's Windows builds of OpenSSL set openssldir to a path on the build machine, making that path be attackable later on customer machines. This issue has been patched in version 3.6.1#3.

Related CWEs

CWE-427

Uncontrolled Search Path Element

The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.

References (3)

https://github.com/microsoft/vcpkg/commit/5111afdf55cc1429d9951e4c7b02010e659346a9

Source: security-advisories@github.com

https://github.com/microsoft/vcpkg/pull/50518

Source: security-advisories@github.com

https://github.com/microsoft/vcpkg/security/advisories/GHSA-p322-v6vw-vrq9

Source: security-advisories@github.com

Timeline

No history available yet.