CVE-2026-82859

Critical

Description

hulumi versions before v1.3.2 contain a deployment SCP template that allows tag-on-create bypasses for hulumi:iac-role protections. Attackers can bypass intended IAM boundary restrictions by exploiting the weakened SCP template in downstream deployments.

SeverityCritical

CVSS9.8

Exploit probability—

ProductKerberosmansour Hulumi

PublishedAug 31, 2026

First seenAug 31, 2026

Weakness typeCWE-284Improper access control

How to fix

Update

kerberosmansour hulumi1.3.2 or later

Vendor advisories

github.com/kerberosmansour/hulumi/security/advisories/GHSA-86q4-r5j3-ff5c

Affected products

Product	Affected versions	Fixed in
kerberosmansour hulumi	v < 1.3.2	1.3.2

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