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

Quick assessment

Affected
hulumi policies
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

以下是该漏洞描述的中文翻译： @hulumi/policies 在 1.3.2 版本之前的版本中存在一个父级身份伪造绕过漏洞。该漏洞允许攻击者在策略评估过程中提交伪造的 SecureBucket 父级证据。攻击者可以通过提供伪造的证据来绕过安全策略检查，导致验证器未能发现不安全的存储桶（bucket）配置。

CVSS 7.5 · High
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I. Basic Information for CVE-2026-82861

Vulnerability Information
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Vulnerability Title
@hulumi/policies before 1.3.2 SecureBucket Parent Spoof Bypass
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
hulumi policies 0 ~ 1.3.2 -

II. Public POCs for CVE-2026-82861

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III. Intelligence Information for CVE-2026-82861

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Other References for CVE-2026-82861 (2)

Same Patch Batch · hulumi · 2026-08-31 · 6 CVEs total

CVE-2026-82860 9.8 CRITICAL @hulumi/policies before 1.3.2 Admin Policy Bypass
CVE-2026-82858 9.8 CRITICAL @hulumi/drift before 1.3.2 Unsafe Execute Plan Acceptance
CVE-2026-82856 9.8 CRITICAL @hulumi/policies before 1.3.2 OIDC Trust Policy Bypass
CVE-2026-82855 9.8 CRITICAL @hulumi/policies before 1.3.2 Evidence Validation Bypass
CVE-2026-82863 3.3 LOW @hulumi/baseline before 1.3.2 CloudTrail Selector Tampering Detection

IV. Related Vulnerabilities

Same product: policies
Same vendor: hulumi
Same weakness: CWE-284

V. Comments for CVE-2026-82861

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