CVE-2026-82861: @hulumi/policies before 1.3.2 SecureBucket Parent Spoof Bypass

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-31 · updated 2026-10-08
Weakness: CWE-284

Description

@hulumi/policies versions before 1.3.2 contain a parent spoof bypass vulnerability that allows attackers to submit spoofed SecureBucket parent evidence during policy evaluation. Attackers can bypass security policy checks by providing falsified evidence, causing the validator to miss unsafe bucket configurations.

Affected products

hulumi policies: before 1.3.2 — fixed in 1.3.2

How to fix

Upgrade to a fixed version: hulumi policies 1.3.2. Check the vendor advisory for mitigations.

References

https://github.com/kerberosmansour/hulumi/security/advisories/GHSA-g43v-9x7q-83pq
https://www.vulncheck.com/advisories/hulumi-policies-before-1.3.2-securebucket-parent-spoof-bypass

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