CVE-2026-108789
deepseek-ai deepseek-harness dsh-workflow-worker-thread agent behavioral workflow
- State
- Published
- Severity
- 5.1 Medium
- Published
- Oct 12, 2026
- Updated
- Oct 13, 2026
- Reserved
- Oct 11, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 5.5 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
deepseek-harnessdeepseek-ai |
|
References
- VDB-416568 | deepseek-ai deepseek-harness dsh-workflow-worker-thread agent behavioral workflowvdb-entrytechnical-description
- VDB-416568 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-108789 | CVE Analysis and Reportthird-party-advisory
- Submit #959699 | 杭州深度求索人工智能基础技术研究有限公司 DeepSeek Harness 0.1.1-rc.2 逻辑缺陷third-party-advisory
- https://github.com/deepseek-ai/deepseek-harness/discussions/243related
- https://mcniyfj5bw9b.feishu.cn/docx/M5H6d9AbioNftYxwk9CchJgGnHcexploit
- https://github.com/deepseek-ai/deepseek-harness/product
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