What is CVE-2026-107608?

CVE-2026-107608 is a medium-severity vulnerability in AWS Aws-Cdk-Lib, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2026-10-08.

How severe is CVE-2026-107608?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in AWS Aws-Cdk-Lib

CVE-2026-107608

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.

Published 2026-10-08 · last modified 2026-10-08.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

AWS Aws-Cdk-Lib

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

ff89ba41-3aa1-4d27-914a-91399e9639e5 (release-notes, patch)
ff89ba41-3aa1-4d27-914a-91399e9639e5 (vendor-advisory)

Frequently asked questions

What is CVE-2026-107608?: CVE-2026-107608 is a medium-severity vulnerability in AWS Aws-Cdk-Lib, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2026-10-08.
How severe is CVE-2026-107608?: Medium severity. CVSS v3 base score is 5.5 out of 10.