Critical (10.0) in safe-eval project safe-eval. EPSS 2.1% chance of exploitation in the next 30 days.
All versions of the package safe-eval are vulnerable to Sandbox Bypass due to improper input sanitization. The vulnerability is derived from prototype pollution exploitation.
Exploiting this vulnerability might result in remote code execution ("RCE").
**Vulnerable functions:**
__defineGetter__, stack(), toLocaleString(), propertyIsEnumerable.call(), valueOf().
Severity
CVSS 3.1
10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
2.1% chance of exploitation in the next 30 days; higher than 81% of CVEs (scores of 2026-10-31)