CVE-2026-108789

A vulnerability was identified in deepseek-ai deepseek-harness up to 0.1.1-rc.2. This affects the function agent of the component dsh-workflow-worker-thread. The manipulation leads to enforcement of behavioral workflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 5.5 MEDIUM
CVSS v2.0 6.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.1 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/deepseek-ai/deepseek-harness/
https://github.com/deepseek-ai/deepseek-harness/discussions/243
https://mcniyfj5bw9b.feishu.cn/docx/M5H6d9AbioNftYxwk9CchJgGnHc
https://vuldb.com/cve/CVE-2026-108789
https://vuldb.com/submit/959699
https://vuldb.com/vuln/416568
https://vuldb.com/vuln/416568/cti

Configurations

No configuration.

History

12 Oct 2026, 03:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-12 03:17

Updated : 2026-10-13 15:17

NVD link : CVE-2026-108789

Mitre link : CVE-2026-108789

CVE.ORG link : CVE-2026-108789

JSON object : View

Products Affected

No product.

CWE

CWE-840

Business Logic Errors

CWE-841

Improper Enforcement of Behavioral Workflow

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