---
id: CVE-2026-82859
title: >-
  hulumi versions before v1.3.2 contain a deployment SCP template that allows
  tag-on-create bypasses for hulumi:iac-role protections
summary: >-
  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
  downst…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-284
published: '2026-08-31'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T15:53:23.707'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-82859'
references:
  - url: >-
      https://github.com/kerberosmansour/hulumi/security/advisories/GHSA-86q4-r5j3-ff5c
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/hulumi-before-1.3.2-scp-template-tag-on-create-bypass
    label: disclosure@vulncheck.com
tags:
  - nvd
epss: 0.00543
epssPercentile: 0.43152
ingestedAt: '2026-09-10T16:57:28.695Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.