{"kind": "product", "path": "vulns/npm/mcp-server-kubernetes", "name": "mcp-server-kubernetes", "product": "mcp-server-kubernetes", "ecosystem": "npm", "items": [{"id": "CVE-2026-61459", "noindex": false, "published": "2026-07-10T18:34:27.969Z", "modified": "2026-07-14T22:03:38.209Z", "cvss": 9.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "severity": "critical", "epss": 0.02362, "kev": false, "exploits": ["exploitdb"], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-61459", "title": "MCP Server Kubernetes < 3.9.0 Argument Injection via kubectl Structured Tools", "description": "MCP Server Kubernetes before 3.9.0 contains an argument injection vulnerability in structured tools (kubectl_get, kubectl_describe, kubectl_delete) that allows attackers to bypass the assertNoDangerousFlags security check by supplying resourceType and name parameters with leading dashes. Attackers can inject the --server flag to redirect kubectl commands to an attacker-controlled API server, causing the operator's bearer token to be transmitted externally and enabling full cluster compromise.", "references": ["https://github.com/Flux159/mcp-server-kubernetes/releases/tag/3.9.0", "https://github.com/Flux159/mcp-server-kubernetes/issues/328", "https://github.com/Flux159/mcp-server-kubernetes/pull/329"], "fixes": ["3.9.0"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}, {"id": "CVE-2026-47250", "noindex": false, "published": "2026-06-11T18:35:50.978Z", "modified": "2026-06-11T19:35:27.250Z", "cvss": 6.1, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N", "severity": "medium", "epss": 0.00423, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-47250", "title": "mcp-server-kubernetes: kubectl-generic flag injection enables Kubernetes bearer token exfiltration", "description": "mcp-server-kubernetes is a Model Context Protocol server for Kubernetes cluster management. Prior to version 3.7.0, the kubectl_generic tool in mcp-server-kubernetes passes user-supplied flags directly to kubectl without any allowlist, enabling a privilege escalation attack within Kubernetes environments. An attacker who already has limited cluster or codebase access, for example, a developer with pod-deployment permissions but not cluster-admin credentials, can plant a single structured JSON line in an application's log output. When an operator with a privileged kubeconfig uses the MCP server to read those logs and their AI agent follows the", "references": ["https://github.com/Flux159/mcp-server-kubernetes/security/advisories/GHSA-6mx4-4h42-r8vh", "https://github.com/Flux159/mcp-server-kubernetes/releases/tag/v3.7.0", "https://nvd.nist.gov/vuln/detail/CVE-2026-47250"], "fixes": ["3.7.0"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}, {"id": "CVE-2026-46519", "noindex": false, "published": "2026-06-11T18:34:15.281Z", "modified": "2026-06-11T19:40:22.771Z", "cvss": 8.8, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "severity": "high", "epss": 0.00513, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-46519", "title": "mcp-server-kubernetes Affected By Tool Access Control Bypass: Presentation-Layer Filtering Without Execution-Layer Enforcement", "description": "mcp-server-kubernetes is a Model Context Protocol server for Kubernetes cluster management. Prior to version 3.6.0, mcp-server-kubernetes exposes three environment variables (ALLOW_ONLY_READONLY_TOOLS, ALLOW_ONLY_NON_DESTRUCTIVE_TOOLS, ALLOWED_TOOLS) documented as access controls for restricting which Kubernetes operations are available. These controls are enforced at the tool discovery layer (tools/list) but not at the execution layer (tools/call). Any client that knows a tool name can invoke it directly regardless of the configured restriction mode. The access control was effectively cosmetic. This issue has been patched in version 3.6.0.", "references": ["https://github.com/Flux159/mcp-server-kubernetes/security/advisories/GHSA-cr22-wjx7-2w6m", "https://github.com/Flux159/mcp-server-kubernetes/releases/tag/v3.6.0", "https://nvd.nist.gov/vuln/detail/CVE-2026-46519"], "fixes": ["3.6.0"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}, {"id": "CVE-2026-39884", "noindex": false, "published": "2026-04-14T23:25:59.780Z", "modified": "2026-04-15T16:13:59.605Z", "cvss": 8.3, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "severity": "high", "epss": 0.00258, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2026-39884", "title": "MCP Server Kubernetes has Argument Injection in its port_forward tool via space-splitting", "description": "mcp-server-kubernetes is a Model Context Protocol server for Kubernetes cluster management. Versions 3.4.0 and prior contain an argument injection vulnerability in the port_forward tool in src/tools/port_forward.ts, where a kubectl command is constructed via string concatenation with user-controlled input and then naively split on spaces before being passed to spawn(). Unlike all other tools in the codebase which correctly use array-based argument passing with execFileSync(), port_forward treats every space in user-controlled fields (namespace, resourceType, resourceName, localPort, targetPort) as an argument boundary, allowing an attacker to", "references": ["https://github.com/Flux159/mcp-server-kubernetes/security/advisories/GHSA-4xqg-gf5c-ghwq", "https://github.com/Flux159/mcp-server-kubernetes/releases/tag/v3.5.0", "https://nvd.nist.gov/vuln/detail/CVE-2026-39884"], "fixes": ["3.5.0"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}, {"id": "CVE-2025-66404", "noindex": false, "published": "2025-12-03T20:40:11.046Z", "modified": "2025-12-03T20:54:51.582Z", "cvss": 6.4, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "severity": "medium", "epss": 0.0148, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2025-66404", "title": "mcp-server-kubernetes potential security issue in exec_in_pod tool", "description": "MCP Server Kubernetes is an MCP Server that can connect to a Kubernetes cluster and manage it. Prior to 2.9.8, there is a security issue exists in the exec_in_pod tool of the mcp-server-kubernetes MCP Server. The tool accepts user-provided commands in both array and string formats. When a string format is provided, it is passed directly to shell interpretation (sh -c) without input validation, allowing shell metacharacters to be interpreted. This vulnerability can be exploited through direct command injection or indirect prompt injection attacks, where AI agents may execute commands without explicit user intent. This vulnerability is fixed in", "references": ["https://github.com/Flux159/mcp-server-kubernetes/security/advisories/GHSA-wvxp-jp4w-w8wg", "https://github.com/Flux159/mcp-server-kubernetes/commit/d091107ff92d9ffad1b3c295092f142d6578c48b", "https://nvd.nist.gov/vuln/detail/CVE-2025-66404"], "fixes": ["2.9.8"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}, {"id": "CVE-2025-53355", "noindex": false, "published": "2025-07-08T19:49:34.966Z", "modified": "2025-07-09T13:31:37.609Z", "cvss": 7.5, "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H", "severity": "high", "epss": 0.02239, "kev": false, "exploits": [], "stacks": [{"name": "node", "path": "vulns/stack/node", "slug": "node"}], "path": "vulns/cve-2025-53355", "title": "mcp-server-kubernetes vulnerable to command injection in several tools", "description": "MCP Server Kubernetes is an MCP Server that can connect to a Kubernetes cluster and manage it. A command injection vulnerability exists in the mcp-server-kubernetes MCP Server. The vulnerability is caused by the unsanitized use of input parameters within a call to child_process.execSync, enabling an attacker to inject arbitrary system commands. Successful exploitation can lead to remote code execution under the server process's privileges. This vulnerability is fixed in 2.5.0.", "references": ["https://github.com/Flux159/mcp-server-kubernetes/security/advisories/GHSA-gjv4-ghm7-q58q", "https://github.com/Flux159/mcp-server-kubernetes/commit/ab165f5a0eea917fef5dbae954506fff6f4bf514", "https://github.com/cyanheads/git-mcp-server/commit/0dbd6995ccdf76ab770b58013034365b2d06c4d9"], "fixes": ["2.5.0"], "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}]}], "total": 6, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "mcp-server-kubernetes", "path": "vulns/npm/mcp-server-kubernetes", "ecosystem": "npm"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-07-14T22:03:38.209Z", "early_advisories": [], "license": "Sie dürfen die Auswahl von PatchFirst und unsere Ergänzungen (Prioritäten, Frühwarnungen, Texte, Zusammenfassungen und Aggregate) für eigene Zwecke einschließlich interner geschäftlicher Aufgaben frei nutzen. Weiterverkauf, kommerzielle Verbreitung und massenhafte Spiegelung dieser Auswahl oder Ergänzungen erfordern eine schriftliche Vereinbarung mit dem Betreiber. Nennen Sie bei jeder Nutzung oder Veröffentlichung der Auswahl oder unserer Ergänzungen PatchFirst (https://patchfirst.dev/vulns/) mit diesem Link zur Feedseite Ihrer Region als Quelle. Originaleinträge aus offenen Quellen unterliegen weiterhin ihren jeweiligen Lizenzen und Bedingungen. Diese Bedingungen beschränken Ihre Rechte an den Originaldaten nicht, die Sie direkt bei den Quellen beziehen können.", "terms_url": "https://patchfirst.dev/de/vulns/#feed-terms", "attribution": {"name": "PatchFirst", "url": "https://patchfirst.dev/vulns/"}, "source_changes": "PatchFirst wählt Einträge aus, normalisiert und kombiniert sie; Zusammenfassungen und Übersetzungen können hinzukommen. Nachrichten werden im jeweiligen Eintrag mit einem Link zur Originalquelle belegt.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. 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