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CVE-2026-5752

Quick assessment

Affected
Cohere cohere-terrarium
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.

Terrarium是Cohere开源的一个用于执行不受信任Python代码的沙箱环境。 Terrarium存在安全漏洞，该漏洞源于JavaScript原型链遍历，可能导致在主机进程中以root权限执行任意代码。

AI Predicted 9.8 Difficulty: Moderate EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2026-5752

Vulnerability Information
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Vulnerability Title
CVE-2026-5752
Source: CVE Program / CVE List V5
Vulnerability Description
Sandbox Escape Vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Terrarium 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Terrarium是Cohere开源的一个用于执行不受信任Python代码的沙箱环境。 Terrarium存在安全漏洞，该漏洞源于JavaScript原型链遍历，可能导致在主机进程中以root权限执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cohere cohere-terrarium 1.0.1 -

II. Public POCs for CVE-2026-5752

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-5752

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Other References for CVE-2026-5752 (1)

V. Comments for CVE-2026-5752

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