@sylphx/pdf-reader-mcp: HTTP transport accepts unauthenticated requests despite a configured MCP_API_KEY

Date Oct 29, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product npm · @sylphx/pdf-reader-mcp

CVE CVE-2026-62264

High-risk advisory CVE-2026-62264

Summary

@sylphx/pdf-reader-mcp: HTTP transport accepts unauthenticated requests despite a configured MCP_API_KEY

Why it matters

GitHub has published a reviewed security advisory for @sylphx/pdf-reader-mcp. Prioritize it with other application dependency updates.

Operator check

Check whether @sylphx/pdf-reader-mcp is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

GitHub Advisory GHSA-q344-5v34-gm84 NVD — CVE-2026-62264 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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