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.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
Passive
Minimal interaction
Impact Assessment
Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
References 7
https://github.com/deepseek-ai/deepseek-harness/
cna@vuldb.com
https://github.com/deepseek-ai/deepseek-harness/discussions/243
cna@vuldb.com
https://mcniyfj5bw9b.feishu.cn/docx/M5H6d9AbioNftYxwk9CchJgGnHc
cna@vuldb.com
https://vuldb.com/cve/CVE-2026-108789
cna@vuldb.com
https://vuldb.com/submit/959699
cna@vuldb.com
https://vuldb.com/vuln/416568
cna@vuldb.com
https://vuldb.com/vuln/416568/cti
cna@vuldb.com