CVE-2026-48036

kerberosmansour · hulumi

The hulumi toolkit for Pulumi contains an improper handling of exceptional conditions vulnerability that may allow for unauthorized integrity impacts.

Executive summary

A vulnerability in the kerberosmansour hulumi toolkit for Pulumi could allow an attacker to achieve unauthorized integrity impacts, necessitating an immediate update.

Vulnerability

This is an improper handling of exceptional conditions flaw (CWE-755) that occurs during infrastructure provisioning. The vulnerability is exploitable by an unauthenticated attacker, though it requires user interaction to execute.

Business impact

Successful exploitation of this flaw can result in significant integrity compromises within cloud infrastructure deployments. Given the CVSS score of 8.4, this vulnerability represents a high risk to organizational security, potentially allowing attackers to modify infrastructure states or bypass security controls defined within the toolkit.

Remediation

Immediate Action: Update the @hulumi/drift package to version 1.4.0 or later to include the necessary exception handling fixes.

Proactive Monitoring: Monitor infrastructure deployment logs for unexpected errors or deviations from expected state configurations.

Compensating Controls: Implement strict code review processes for any Pulumi infrastructure changes to ensure that deployment patterns align with security policies.

Exploitation status

Public Exploit Available: No

Analyst recommendation

The high severity of this vulnerability, combined with its potential to impact cloud infrastructure integrity, makes patching a priority. Organizations utilizing the hulumi toolkit should immediately transition to version 1.4.0 to mitigate the risk of unauthorized infrastructure state modification.