Reference implementation Data compiled from public sources as of 2026-10-26. Not an assessment, certification or recommendation. Confirm current status with the vendor and the issuing body.
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CVEs / CVE-2026-111767

Protocol implementation

CVE-2026-111767

High · CVSS 3.1 8.6 Auth bypass

MCP TypeScript SDK is the official TypeScript SDK for Model Context Protocol servers and clients. From version 1.24.0 to before version 1.32.0, the experimental tasks feature (taskStore) did not check which session created a task. Clients sharing one InMemoryTaskStore could list, read and cancel each other's tasks. This issue has been patched in version 1.32.0.

Official record (CVE.org) NVD Export JSON Report a wrong listing

Affected products · 1

ProductVersions affectedFixed in
Anthropic / MCP project: Model Context Protocol SDKs and reference servers not stated by CPE —

Versions as NVD's CPE configuration states them; "—" means the record gives no fixed version, not that none exists. Check the vendor's advisory in the references.

In this registry

References · 3

The official record's references, as NVD lists them, minus any tagged Exploit. Nothing here is an exploit or a proof of concept.

Description, scores, versions and references are the official CVE record's own, retrieved 2026-10-25 from NVD. Category, attack surface and cross-links are this registry's classification and can be wrong — use the button above. Not a severity assessment for your deployment.