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CVE-2026-18656— Executable Resolution from Untrusted Project Directory in Kiro IDE on Windows

Quick assessment

Affected
Amazon Kiro IDE
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.

Amazon Kiro IDE是美国Amazon公司的一款嵌入式Web服务器。 Amazon Kiro IDE 1.0.228之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不受控制的搜索路径元素，可能导致远程未认证攻击者通过恶意构造的项目目录执行任意代码并绕过工作区信任保护。

CVSS 7.8 · High EPSS 0.22% · P12

Affected Version Matrix 1

VendorProduct Version RangeStatus
Amazon Kiro IDE 1.0.0≤ 1.0.212 affected
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I. Basic Information for CVE-2026-18656

Vulnerability Information
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Vulnerability Title
Executable Resolution from Untrusted Project Directory in Kiro IDE on Windows
Source: CVE Program / CVE List V5
Vulnerability Description
An uncontrolled search path element in Kiro IDE before version 1.0.228 on Windows might allow a remote unauthenticated actor to execute arbitrary code via a maliciously crafted project directory containing an executable that bypasses workspace trust protections when a local user opens the directory. To remediate this issue, users should upgrade to version 1.0.228 or higher.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Amazon Kiro IDE 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Amazon Kiro IDE是美国Amazon公司的一款嵌入式Web服务器。 Amazon Kiro IDE 1.0.228之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不受控制的搜索路径元素，可能导致远程未认证攻击者通过恶意构造的项目目录执行任意代码并绕过工作区信任保护。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Amazon Kiro IDE 1.0.0 ~ 1.0.212 -

II. Public POCs for CVE-2026-18656

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III. Intelligence Information for CVE-2026-18656

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Vendor Advisories for CVE-2026-18656 (1)

Vendor Pages for CVE-2026-18656 (1)

IV. Related Vulnerabilities

Same product: Kiro IDE
Same vendor: Amazon
Same weakness: CWE-427

V. Comments for CVE-2026-18656

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