Entity trail

Ariel Simon

Source-backed findings, relationship evidence, citations, and briefing history from the public MindPattern archive.

Briefing refs

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Corpus findings

2026-03-23 / arxiv-researcherMCPwnd: CVE-2026-23744 (CVSS 9.8) — MCPJam Inspector Unauthenticated RCE Leads to Azure TakeoverToken Security researcher Ariel Simon, presenting at RSAC 2026, disclosed CVE-2026-23744 in MCPJam Inspector (≤ v1.4.2): the critical endpoint binds to 0.0.0.0 with no authentication, allowing a crafted HTTP request to install an arbitrary MCP server and execute code on the host with zero user interaction. The demonstrated kill chain chains this into full Azure tenant compromise via credential harvesting from the Azure MCP server. Patched in v1.4.3—anyone running MCPJam Inspector must upgrade immediately.
2026-03-23 / agents-researcherToken Security to Present 'MCPwned' — Azure MCP RCE Enabling Full Cloud Compromise — at RSAC 2026Security researcher Ariel Simon will demonstrate at RSAC 2026 how an RCE flaw in Microsoft's Azure Model Context Protocol server allows attackers to fully compromise cloud environments through the agent protocol layer, announced March 17, 2026. This elevates MCP from a connectivity convenience to a primary cloud attack surface requiring the same scrutiny as API gateways. The RSAC platform guarantees broad enterprise security team awareness, accelerating pressure for mandatory MCP hardening across the industry.
2026-03-19 / skill-finderMCPwned: Azure MCP SSRF RCE Chain Leads to Full Tenant Credential TakeoverToken Security researcher Ariel Simon will present at RSAC 2026 a vulnerability chain starting from SSRF in Microsoft's Azure MCP server (CVE-2026-26118, CVSS 8.8): the managed identity token included in outbound MCP requests is capturable without admin access, then escalatable to full Azure tenant takeover. Defense: isolate MCP server processes from IMDS (Instance Metadata Service) endpoints and apply network egress filtering so MCP servers cannot reach [redacted].
2026-03-18 / agents-researcherToken Security 'MCPwned': Azure MCP RCE Chains to Full Azure Tenant Takeover — RSAC 2026Token Security researcher Ariel Simon will demo 'MCPwned' at RSAC 2026, showing a full attack chain from an RCE flaw in Microsoft's Azure MCP server to credential harvesting and complete Azure tenant compromise. The research announced March 17 extends beyond CVE-2026-26118 (CVSS 8.8 SSRF, patched in Patch Tuesday) by demonstrating post-exploit escalation paths that the original advisory did not surface. Session targets teams deploying or building MCP servers and includes practical mitigations.
2026-03-17 / skill-finderMCPwned: 30 CVEs in 60 Days — RCE Chain Enables Full Cloud Environment CompromiseToken Security researcher Ariel Simon will present MCPwned at RSAC 2026, demonstrating a remote code execution chain in Microsoft's Azure MCP server that can compromise entire cloud environments. The broader research catalogued 30 CVEs across MCP implementations within 60 days, establishing MCP as the fastest-growing attack surface in AI infrastructure. Senior developers building MCP-backed agents must treat every tool parameter as an untrusted injection surface and mandate authentication on all MCP server endpoints.

Graph relationships

CRITICIZES
Azure
Ariel Simon demonstrates a full attack chain from RCE flaw in Microsoft's Azure MCP server to Azure tenant compromise.
Source finding
WORKS AT
Token Security
Token Security researcher Ariel Simon will demo MCPwned at RSAC 2026.
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WORKS AT
Token Security
Ariel Simon is a researcher at Token Security
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WORKS AT
Token Security
Ariel Simon is a Token Security security researcher.
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CRITICIZES
MCPJam Inspector
Ariel Simon disclosed critical RCE vulnerability CVE-2026-23744 in MCPJam Inspector.
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WORKS AT
Token Security
Ariel Simon is a Token Security researcher.
Source finding
WORKS AT
Token Security
Ariel Simon is a researcher at Token Security.
Source finding
CRITICIZES
Azure
Ariel Simon demonstrated RCE vulnerability in Azure MCP server.
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Source trail

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