Threats affecting pkg:github/deepseek-ai/deepseek-harness

CVE-2026-108789 is a medium-severity vulnerability in deepseek-ai deepseek-harness versions 0.1.1-rc.0, 0.1.1-rc.1, and 0.1.1-rc.2. It affects the agent function of the dsh-workflow-worker-thread component and allows remote enforcement of behavioral workflow manipulation. Public exploit code exists, but no known exploitation in the wild has been reported. The vendor has not responded to disclosure attempts, and no patch or remediation guidance is currently available.

A vulnerability has been found in deepseek-ai deepseek-harness up to 0.1.7-rc.2. Affected is an unknown function of the file packages/sandbox/sandbox-local/src/profiles.ts of the component Landlock Backend. Such manipulation leads to improper isolation or compartmentalization. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. It is advisable to implement a patch to correct this issue. The vendor was contacted early about this disclosure but did not respond in any way.