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Hub/AI Security/Advisories/GHSA-f897-62hf-6gxq

HTTP server transports and handlers did not limit request body size or JSON-RPC batch length

MCP TypeScript SDK security advisory.

GHSAGHSA-f897-62hf-6gxq
PublishedOct 15, 2026
SeverityHigh 7.5
CVENone assigned
Statuspatched
Affected>= 1.10.0, < 1.30.1, >= 2.0.0, < 2.1.0, >= 2.0.0, < 2.1.0, >= 2.0.0, < 2.0.1
Fixed in1.30.1, 2.1.0, 2.1.0, 2.0.1
ComponentMCP TypeScript SDK

Sources

Checked 2026-11-04. We copy severity and fix versions from the source and never estimate them.

Affected tools

Weekly, free

What changed in AI integrations

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