KubeEdge is an open source system for extending native containerized application orchestration capabilities to hosts at Edge. From 1.16.0 until 1.21.2, 1.22.2, and 1.23.1, the DecompressTarGz function in keadm/cmd/keadm/app/cmd/util/common.go joins archive entry names to the extraction destination without sufficient validation. During keadm join or installation on Windows edge nodes, an archive influenced through a compromised, replaced, or untrusted download source can contain parent-directory components, Windows-style backslashes, absolute paths, or drive-prefixed paths that escape the intended directory. The affected keadm process can consequently write or overwrite files with its own privileges, potentially modifying configuration, executable, or service files and enabling persistent system modification or code execution. This issue is fixed in versions 1.21.2, 1.22.2, and 1.23.1.
Advisories
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Fixes
Solution
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Workaround
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References
History
Mon, 21 Sep 2026 18:45:00 +0000
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Mon, 21 Sep 2026 17:30:00 +0000
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| Description | KubeEdge is an open source system for extending native containerized application orchestration capabilities to hosts at Edge. From 1.16.0 until 1.21.2, 1.22.2, and 1.23.1, the DecompressTarGz function in keadm/cmd/keadm/app/cmd/util/common.go joins archive entry names to the extraction destination without sufficient validation. During keadm join or installation on Windows edge nodes, an archive influenced through a compromised, replaced, or untrusted download source can contain parent-directory components, Windows-style backslashes, absolute paths, or drive-prefixed paths that escape the intended directory. The affected keadm process can consequently write or overwrite files with its own privileges, potentially modifying configuration, executable, or service files and enabling persistent system modification or code execution. This issue is fixed in versions 1.21.2, 1.22.2, and 1.23.1. | |
| Title | KubeEdge: keadm DecompressTarGz path traversal enables arbitrary file write on Windows during edge node join | |
| Weaknesses | CWE-22 | |
| References |
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| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-09-21T17:10:57.979Z
Reserved: 2026-07-13T22:04:59.678Z
Link: CVE-2026-62369
No data.
Status : Received
Published: 2026-09-21T18:17:09.580
Modified: 2026-09-21T18:17:09.580
Link: CVE-2026-62369
No data.
OpenCVE Enrichment
Updated: 2026-09-21T18:30:17Z
Weaknesses