CVE-2026-5752

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

14/04/2026

Last modified:

14/04/2026

Description

Sandbox Escape Vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.30 CRITICAL
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.30

Severity 3.x

CRITICAL

References to Advisories, Solutions, and Tools

https://github.com/cohere-ai/cohere-terrarium
https://kb.cert.org/vuls/id/414811