CVE-2026-42574
apko dirFS has a symlink-following path traversal that allows multiple entry points to escape the build root in chainguard.dev/apko
7.5
HIGH
CVSS 3.1
EPSS 0.35%
Description
apko dirFS has a symlink-following path traversal that allows multiple entry points to escape the build root in chainguard.dev/apko
How to fix CVE-2026-42574
To remediate CVE-2026-42574, upgrade the affected package to a fixed version below.
- Go/chainguard.dev/apko—upgrade to 1.2.5 or later
- —upgrade to 1.2.5 or later
Is CVE-2026-42574 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 0.14.8, < 1.2.5
- >= 0.14.8, < 1.2.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |