CVE-2026-91200

HighCVSS 8.8/10Last modified Sep 23, 2026

Description

DevSpace through 6.3.21 fails to reject parent-directory segments in tar entry names from the in-pod sync stream. Attackers operating a malicious container can stream tar entries with traversal sequences to write arbitrary files on the developer workstation, enabling code execution.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
devspace	devspace	<= 6.3.21

References

Timeline

Published: Sep 14, 2026
Last modified: Sep 23, 2026
NVD status: Deferred

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