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CVE-2026-107608— Improper link resolution in asset bundling output handling in aws-cdk-lib

Quick assessment

Affected
AWS aws-cdk-lib
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.

在 AWS aws-cdk-lib 版本低于 2.267.0 的情况下，资产捆绑输出处理中存在文件访问前的链接解析不当问题。此漏洞可能使上下文相关的攻击者能够导致构建主机上的文件被作为部署资产发布。 为缓解此问题，用户应升级至 2.267.0 或更高版本。

CVSS 5.5 · Medium
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I. Basic Information for CVE-2026-107608

Vulnerability Information
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Vulnerability Title
Improper link resolution in asset bundling output handling in aws-cdk-lib
Source: CVE Program / CVE List V5
Vulnerability Description
Improper link resolution before file access in the asset bundling output handling in AWS aws-cdk-lib before 2.267.0 might allow a context-dependent actor to cause files from the build host to be published as the deployed asset. To remediate this issue, users should upgrade to version 2.267.0 or later.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
AWS aws-cdk-lib 0 ~ 2.267.0 -

II. Public POCs for CVE-2026-107608

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III. Intelligence Information for CVE-2026-107608

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Other References for CVE-2026-107608 (2)

Same Patch Batch · AWS · 2026-10-08 · 3 CVEs total

CVE-2026-107322 7.8 HIGH OS command injection in Amazon Agent Plugins for AWS databases-on-aws
CVE-2026-107332 5.5 MEDIUM Insecure Default File Permissions on Cached Credentials in AWS Toolkit for Visual Studio C

IV. Related Vulnerabilities

Same vendor: AWS
Same weakness: CWE-59

V. Comments for CVE-2026-107608

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