GCD AI RADAR
incidents/AIR-2026-0323

Model Context Protocol Java SDK Unbounded Request Body Vulnerability

Attack on AI2 Disclosed vulnerabilityInfrastructure vulnerability

The Model Context Protocol Java SDK fails to enforce size limits on HTTP request bodies across multiple transports, enabling remote memory exhaustion. Vendors have issued updates to resolve the flaw.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

Details

type
Attack on AI
An AI model, agent or AI-powered product was the thing exploited, abused or leaked.
categories
  • Infrastructure vulnerability
    CVEs and advisories in AI frameworks, inference servers, MCP servers, AI developer tools and hosting stacks.
owasp llm top 10
mitre atlas
no technique for these categories
Both rows are derived from the type and categories (OWASP 2025 edition, ATLAS release 2026.09), not classified per record. How
severity
2 · Disclosed vulnerability
CVE or vendor advisory, patched or patchable, no confirmed exploitation.
targets
Framework / tooling
products
Model Context Protocol Java SDK
incident date
14 Oct 2026
first reported
14 Oct 2026
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
classifier confidence
0.95 · published at or above 0.80; see the methodology
tags
CVE-2026-108395 · mcp · java
record
created 2026-10-18 06:33Z · updated 2026-10-18 06:33Z · json

Sources · 1

  1. 2026-10-14
    CVE-2026-108395: The Model Context Protocol Java SDK is the official Java SDK for Model Context Protocol servers and clients.
    NVD · nvd.nist.gov/vuln/detail/CVE-2026-108395

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