CVE-2026-79699

4.4 MEDIUM 0.2% exploit odds No fix listed Other Library

What it is

A flaw was found in the containers/storage library. A crafted tar archive containing a malicious whiteout header (e.g. victim/.wh.) can cause the extraction destination directory to be replaced with an arbitrary file when processed by storage/pkg/archive.UnpackLayer, ApplyLayer, or ApplyUncompressedLayer.

At a glance

Exploitability: Can be exploited locally on the machine without logging in, but needs a user to act. Limited direct impact.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-09-15 17:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-02 15:17 UTC Last updatedMost recent change to the record

Details

Published: 2026-09-15 17:17 UTC
Last modified: 2026-10-02 15:17 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-59
Record status: Awaiting Analysis

Attack profile CVSS 3.1 · 4.4

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: Low
Availability: Low

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L

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References

NVD record · CVE.org record