# CVE-2026-79705

## Summary

- **CVE ID:** CVE-2026-79705
- **Severity:** MEDIUM
- **CVSS Score:** 4.5 (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N)
- **CWE:** CWE-22
- **Published:** Sep 15, 2026
- **Last Modified:** Sep 15, 2026

## Description

A flaw was found in the buildah/copier Go package. When used outside of Buildah by a non-root caller, a crafted tar archive containing malicious symlinks can escape the target extraction directory and create files outside the intended destination. Buildah itself uses chroot hardening and is not affected.

## Affected Products

No affected products listed.

## References

- [CNA](https://access.redhat.com/security/cve/CVE-2026-79705)
- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=2523419)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.25%
- **EPSS Percentile:** 16.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._