Sandbox Escape Vulnerability in Terrarium allows arbitrary code execution with root privileges on a host process via JavaScript prototype chain traversal.
https://kb.cert.org/vuls/id/414811
https://github.com/cohere-ai/cohere-terrarium
Source: Mitre, NVD
Published: 2026-04-14
Updated: 2026-04-14
Base Score: 7.2
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
Severity: High
Base Score: 9.3
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Severity: Critical