CVE-2026-116367 | DeepSeek Harness up to 0.1.0-rc.5 sandbox.ts createContext

October 26, 2026 Yanac

A vulnerability, which was classified as critical, was found in DeepSeek Harness up to 0.1.0-rc.5. This vulnerability affects the function createContext of the file packages/extensions/cordis-host-runner/src/sandbox.ts. The manipulation results in sandbox issue.

This vulnerability is known as CVE-2026-116367. It is possible to launch the attack remotely. No exploit is available.

The vendor was contacted early about this disclosure but did not respond in any way.VulDB Recent EntriesRead More