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.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
deepseek-ai deepseek-harness affected
Version Status Constraints
0.1.0-rc.0 affected —
0.1.0-rc.1 affected —
0.1.0-rc.2 affected —
0.1.0-rc.3 affected —
0.1.0-rc.4 affected —
0.1.0-rc.5 affected —
0.1.0-rc.6 affected —
0.1.0-rc.7 affected —

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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://vuldb.com/cve/CVE-2026-101102 cve-icon cve-icon
https://vuldb.com/submit/935737 cve-icon cve-icon
https://vuldb.com/submit/937812 cve-icon cve-icon
https://vuldb.com/vuln/410977 cve-icon cve-icon
https://vuldb.com/vuln/410977/cti cve-icon cve-icon
History

Mon, 28 Sep 2026 18:15:00 +0000

Type Values Removed Values Added
Description 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.
Title deepseek-ai deepseek-harness Code Mode Sandbox run_code sandbox
First Time appeared Deepseek-ai
Deepseek-ai deepseek-harness
Weaknesses CWE-264
CWE-265
CPEs cpe:2.3:a:deepseek-ai:deepseek-harness:*:*:*:*:*:*:*:*
Vendors & Products Deepseek-ai
Deepseek-ai deepseek-harness
References
Metrics cvssV2_0

{'score': 6.5, 'vector': 'AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-28T18:00:07.284Z

Reserved: 2026-09-28T02:59:05.372Z

Link: CVE-2026-101102

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-28T18:17:17.397

Modified: 2026-09-28T18:17:17.397

Link: CVE-2026-101102

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-28T19:30:02Z

Weaknesses