Path Downgrade Vulnerability in Hulumi Toolkit by Kerberos Mansour

CVE-2026-48037

What is CVE-2026-48037?

The Hulumi toolkit, designed for secure cloud infrastructure, contains a vulnerability related to the AccountFoundation component. Prior to version 1.4.0, this component allows for the reuse of paths, which can inadvertently lead to a downgrade of the security posture for services such as GuardDuty and Security Hub. This silent downgrade poses significant risks, as it may compromise the security measures expected from these monitoring services. The vulnerability is addressed in version 1.4.0, and users are encouraged to upgrade to mitigate these risks.

References