CVE-2026-29064: Zarf: Symlink targets in archives are not validated against destination directory

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-06 · updated 2026-06-17
Weakness: CWE-22

Description

Zarf is an Airgap Native Packager Manager for Kubernetes. From version 0.54.0 to before version 0.73.1, a path traversal vulnerability in archive extraction allows a specifically crafted Zarf package to create symlinks pointing outside the destination directory, enabling arbitrary file read or write on the system processing the package. This issue has been patched in version 0.73.1.

Affected products

zarf-dev zarf: from 0.54.0 before 0.73.1 — fixed in 0.73.1

How to fix

Upgrade to a fixed version: zarf-dev zarf 0.73.1. Check the vendor advisory for mitigations.

References

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