cvedb.io
CVE-2026-40090
HIGH · CVSS 7.1
EPSS exploitation probability: 0%
Published 2026-04-15T04:17:43.310 · Last modified 2026-06-17T10:44:42.457

Summary

Zarf is an Airgap Native Packager Manager for Kubernetes. Versions 0.23.0 through 0.74.1 contain an arbitrary file write vulnerability in the zarf package inspect sbom and zarf package inspect documentation subcommands. These subcommands output file paths are constructed by joining a user-controlled output directory with the package's Metadata.Name field read directly from the untrusted package's zarf.yaml manifest. Although Metadata.Name is validated against a regex on package creation, an attacker can unarchive a package to modify the Metadata.Name field to contain path traversal sequences such as ../../etc/cron.d/malicious or absolute paths like /home/user/.ssh/authorized_keys, along with the corresponding files inside SBOMS.tar. This allows writing attacker-controlled content to arbitr

Affected products

lfprojects — zarf

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.