CVE-2026-111767
HIGH
CVSS 8.6
Published: 2026-10-20
Modified: 2026-10-20
Tenable Plugin
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Threat Intelligence Pending
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Description
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.
Quick Facts
| CVE ID | CVE-2026-111767 |
| CVSS Score | 8.6 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L |
| Published | 2026-10-20 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |