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CVE-2025-65719 — Vulnerability in kubectl-mcp-server — CVE Details

CRITICAL

Open Source Kubectl MCP Server vulnerable to arbitrary code execution via user interaction with crafted HTML page

Published May 12, 2026Updated June 29, 2026Source: osv

Summary

An issue in Open Source Kubectl MCP Server v1.1.1 allows attackers to execute arbitrary code on a victim system via user interaction with a crafted HTML page.

Advisory Timeline

  • First published May 12, 2026 (153 days ago).
  • Last revised June 29, 2026 — 48 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

pip
Update kubectl-mcp-server to 1.2.0 or later
pip install "kubectl-mcp-server>=1.2.0"
npm
Update kubectl-mcp-server to 1.2.0 or later
npm install kubectl-mcp-server@1.2.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (2)

Affects 2 ecosystems: npm (1), pypi (1).

PackageEcosystemAffectedFixed In
kubectl-mcp-server
pypi
All versions1.2.0
kubectl-mcp-server
npm
All versions1.2.0

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2025-65719?
Open Source Kubectl MCP Server vulnerable to arbitrary code execution via user interaction with crafted HTML page This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2025-65719?
CVE-2025-65719 affects kubectl-mcp-server. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2025-65719 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-94gr-w3q5-rfqr
PYSEC-2026-371

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