TLDRVuln - Cybersecurity Vulnerabilities Made Simple

CVE-2026-5752

Critical · published April 14, 2026

CVSS v3.1

9.3

EPSS

Percentile

11.9

In the wild

Unconfirmed

What it is

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

The record

Technical detail

CVSS v3.1: 9.3 · CRITICAL
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0: Not supplied
EPSS: 0.00220 · 11.9th percentile
Published: 2026-04-14T17:53Z

EPSS history

Timeline

14 APR 17:53Z
CVE-2026-5752
cvelistv5