CVE-2026-34054

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/microsoft/vcpkg/commit/5111afdf55cc1429d9951e4c7b02010e659346a9
https://github.com/microsoft/vcpkg/pull/50518
https://github.com/microsoft/vcpkg/security/advisories/GHSA-p322-v6vw-vrq9

Configurations

No configuration.

History

No history.

Information

Published : 2026-03-31 03:15

Updated : 2026-06-17 10:38

NVD link : CVE-2026-34054

Mitre link : CVE-2026-34054

CVE.ORG link : CVE-2026-34054

JSON object : View

Products Affected

No product.

CWE

CWE-427

Uncontrolled Search Path Element

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