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CVE-2026-101131— deepseek-ai deepseek-harness dsh index.ts reliance on untrusted inputs in a security decision

Quick assessment

Affected
deepseek-ai deepseek-harness
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 deepseek-ai 的 deepseek-harness 项目（最高至版本 0.1.5-rc.3）中发现了一个安全漏洞。受影响的组件 dsh 中，文件 内的一个未知函数存在安全问题。对参数 的操作导致在安全决策中依赖了不可信输入，从而可能引发安全风险。该漏洞需要本地访问权限才能被利用。目前该漏洞的利用代码已公开，可能被攻击者使用。尽管供应商已提前收到此漏洞披露通知，但至今未作任何回应。

CVSS 3.3 · Low

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
deepseek-ai deepseek-harness 0.1.5-rc.0 affected
0.1.5-rc.1 affected
0.1.5-rc.2 affected
0.1.5-rc.3 affected
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I. Basic Information for CVE-2026-101131

Vulnerability Information
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Vulnerability Title
deepseek-ai deepseek-harness dsh index.ts reliance on untrusted inputs in a security decision
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在安全决策中依赖未经信任的输入
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
deepseek-ai deepseek-harness 0.1.5-rc.0 cpe:2.3:a:deepseek-ai:deepseek-harness:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-101131

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III. Intelligence Information for CVE-2026-101131

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Vendor Advisories for CVE-2026-101131 (1)

Other References for CVE-2026-101131 (3)

Same Patch Batch · deepseek-ai · 2026-09-28 · 3 CVEs total

CVE-2026-101078 6.3 MEDIUM deepseek-ai deepseek-harness Landlock Backend profiles.ts isolation
CVE-2026-101102 6.3 MEDIUM deepseek-ai deepseek-harness Code Mode Sandbox run_code sandbox

IV. Related Vulnerabilities

Same product: deepseek-harness
Same vendor: deepseek-ai
Same weakness: CWE-807

V. Comments for CVE-2026-101131

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