CVE-2026-91200
DevSpace through 6.3.21 Path Traversal via tar extraction
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-22 |
| Vendor | devspace |
| Product | devspace |
| Published | Sep 14, 2026 |
| Last Updated | Sep 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
devspace / devspace
0 ≤ 6.3.21
References
github.com: https://github.com/devspace-sh/devspace/issues/3290 github.com: https://github.com/devspace-sh/devspace github.com: https://github.com/devspace-sh/devspace/blob/7f272dcf90653fa9b42bc4347f7f3f9a52b0e8b5/pkg/devspace/sync/tar.go#L68-L82 github.com: https://github.com/devspace-sh/devspace/blob/7f272dcf90653fa9b42bc4347f7f3f9a52b0e8b5/pkg/devspace/sync/util.go#L9-L11 vulncheck.com: https://www.vulncheck.com/advisories/devspace-through-6.3.21-path-traversal-via-tar-extraction
Credits
🔍 George Chen