CVE-2026-101102
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Summary
A vulnerability was found in deepseek-ai deepseek-harness up to 0.1.0-rc.7. Impacted is the function run_code of the component Code Mode Sandbox. The manipulation results in sandbox issue. The attack can be executed remotely. The vendor's own code, SAFETY.md, and design notes all explicitly state the worker is "containment, not a security boundary". The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| deepseek-ai | deepseek-harness | 0.1.0-rc.0 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.1 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.2 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.3 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.4 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.5 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.6 | affected |
| deepseek-ai | deepseek-harness | 0.1.0-rc.7 | affected |
Weaknesses
- CWE-265: Sandbox Issue
- CWE-264: Improper Access Controls
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://vuldb.com/vuln/410977
- https://vuldb.com/vuln/410977/cti
- https://vuldb.com/cve/CVE-2026-101102
- https://vuldb.com/submit/935737
- https://vuldb.com/submit/937812
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