deepseek-ai deepseek-harness dsh index.ts reliance on untrusted inputs in a security decision
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
A vulnerability was identified in deepseek-ai deepseek-harness up to 0.1.5-rc.3. Impacted is an unknown function of the file packages/e2b/e2b/src/index.ts of the component dsh. The manipulation of the argument E2B_API_KEY leads to reliance on untrusted inputs in a security decision. Local access is required to approach this attack. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| deepseek-ai | deepseek-harness | 0.1.5-rc.0; 0.1.5-rc.1; 0.1.5-rc.2; 0.1.5-rc.3 | — | No fix listed | CNA |
- deepseek-harness Vendordeepseek-ai Affected 0.1.5-rc.0; 0.1.5-rc.1; 0.1.5-rc.2; 0.1.5-rc.3 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:deepseek-ai:deepseek-harness:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:deepseek-ai:deepseek-harness:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-101131
- 2026-10-03 Alias added: GHSA-vcc3-4jvw-qx89
References
—
More deepseek-ai vulnerabilities
- TI-2026-70824 deepseek-ai deepseek-harness dsh-workflow-worker-thread agent behavioral workflow CVSS 4.0MEDIUM 5.1
- TI-2026-65111 deepseek-ai deepseek-harness Landlock Backend profiles.ts isolation CVSS 4.0MEDIUM 4.8
- TI-2026-85128 Missing authentication in DeepSeek RPC allows command execution CVSS 4.0HIGH 8.6
- TI-2026-83554 Path traversal in DeepInfer lets attackers create directories CVSS 4.0MEDIUM 6.3
- TI-2026-65131 deepseek-ai deepseek-harness Code Mode Sandbox run_code sandbox CVSS 4.0MEDIUM 5.3
- TI-2026-70823 deepseek-ai deepseek-harness Sandbox spawn sandbox CVSS 4.0MEDIUM 4.8
Sources
- CVE-2026-101131 · CVE Program
- CVE-2026-101131 · NVD
- FIRST EPSS
- GHSA-vcc3-4jvw-qx89 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences