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New MCP Security Flaws: Kubectl-mcp-server, Archon OS, and MarkItDown Vulnerabilities

ox.security · published 12 May 2026

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1blogs citing

First cited: 14 May 2026
Most recent: 14 May 2026
Rank this month: not ranked
Links from this post: 9
Words captured: 879

Cited by

Blog

In the post

Date

piyushmehta.com

What I Learned About AI Agents, MCP, and the Next Supply Chain Risk Read at the source ↗

14 May 2026

piyushmehta.com

What I Learned About AI Agents, MCP, and the Next Supply Chain Risk Read at the source ↗

14 May 2026

Links from this post

Link

Host

https://github.com/rohitg00/kubectl-mcp-server

github.com

https://github.com/coleam00/Archon

github.com

https://github.com/microsoft/markitdown

github.com

CVE-2025-65719: Critical RCE in Kubectl MCP Server Read at the source ↗

CVE-2025-69443: Archon OS Vulnerable To Unauthenticated Web-To-Client Attack Read at the source ↗

https://www.ox.security/markitdown-mcp-exposes-developer-machines-to-file-theft/

ox.security

The Mother of All AI Supply Chains: Critical, Systemic Vulnerability at the Core of Anthropic’s MCP Read at the source ↗

https://www.ox.security/resource-category/whitepapers-and-reports/mother-of-all-ai-supply-chains/

ox.security

Four Vulnerabilities Expose a Massive Security Blind Spot in IDE Extensions Read at the source ↗