CVE-2026-105223
maclof kubernetes-client 0.17.0 before 0.32.0 Disabled TLS Certificate Verification
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
maclof kubernetes-client 0.17.0 before 0.32.0 disables TLS certificate verification in parseKubeconfig() and parseKubeconfigFile() when a kubeconfig lacks certificate-authority-data, ignoring insecure-skip-tls-verify. On-path attackers can impersonate the Kubernetes API server to capture Bearer tokens or Basic credentials and tamper with WebSocket or REST API traffic.
| CWE | CWE-295 |
| Vendor | maclof |
| Product | kubernetes-client |
| Published | Oct 5, 2026 |
| Last Updated | Oct 5, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
maclof / kubernetes-client
0.17.0 < 0.32.0
References
github.com: https://github.com/maclof/kubernetes-client/issues/135 github.com: https://github.com/maclof/kubernetes-client github.com: https://github.com/maclof/kubernetes-client/commit/924c0b935fa538ed6b4b0948127609e99d0e6f34 github.com: https://github.com/maclof/kubernetes-client/releases/tag/0.32.0 github.com: https://github.com/maclof/kubernetes-client/blob/0.31.0/src/Client.php#L309-L312 vulncheck.com: https://www.vulncheck.com/advisories/maclof-kubernetes-client-0.17.0-before-0.32.0-disabled-tls-certificate-verification
Credits
Siyang Wu