{"id":"CVE-2026-105223","title":"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","summary":"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 c…","severity":"high","cvss":7.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-295"],"vendor":"maclof","product":"kubernetes-client","affected":["kubernetes-client >= 0.17.0 < 0.32.0"],"published":"2026-10-05","updated":"2026-10-05","sourceUpdated":"2026-10-05T01:16:28.480","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-105223","references":[{"url":"https://github.com/maclof/kubernetes-client","label":"disclosure@vulncheck.com"},{"url":"https://github.com/maclof/kubernetes-client/blob/0.31.0/src/Client.php#L309-L312","label":"disclosure@vulncheck.com"},{"url":"https://github.com/maclof/kubernetes-client/commit/924c0b935fa538ed6b4b0948127609e99d0e6f34","label":"disclosure@vulncheck.com"},{"url":"https://github.com/maclof/kubernetes-client/issues/135","label":"disclosure@vulncheck.com"},{"url":"https://github.com/maclof/kubernetes-client/releases/tag/0.32.0","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/maclof-kubernetes-client-0.17.0-before-0.32.0-disabled-tls-certificate-verification","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-05T01:08:41.781Z","slug":"CVE-2026-105223","body":"## Overview\n\nmaclof 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":40.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}