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Vulnerability · Published Oct 12, 2026 · Assigned by VulDB

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

Medium 5.3

In plain English

A medium-severity security flaw in deepseek-harness from deepseek-ai. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.1%top 98.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 (as reported)

VendorProductVersions
deepseek-ai deepseek-harness 0.1.1-rc.00.1.1-rc.10.1.1-rc.2

Weakness: CWE-265, CWE-264 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

References