CVE-2026-108788: deepseek-ai deepseek-harness Sandbox spawn sandbox

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-12 · updated 2026-10-14
Weakness: CWE-264

Description

A vulnerability was determined in deepseek-ai deepseek-harness up to 0.1.1-rc.2. The impacted element is the function spawn of the component Sandbox. Executing a manipulation of the argument Profile can lead to sandbox issue. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

deepseek-ai deepseek-harness: 0.1.1-rc.0, 0.1.1-rc.1, 0.1.1-rc.2

References

https://mcniyfj5bw9b.feishu.cn/docx/EMBrd1Ak3oJDFjx48F9cYH0Snnb
https://vuldb.com/cve/CVE-2026-108788
https://vuldb.com/submit/959696
https://vuldb.com/vuln/416567
https://vuldb.com/vuln/416567/cti

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