CVE-2021-25952: Just-Safe-Set Project Just-Safe-Set

Critical severity, CVSS 9.8. EPSS: 3.3% chance of exploitation in the next 30 days.

Prototype pollution vulnerability in ‘just-safe-set’ versions 1.0.0 through 2.2.1 allows an attacker to cause a denial of service and may lead to remote code execution.

Affected products

• Just-Safe-Set Project Just-Safe-Set: from 1.0.0, up to and including 2.2.1

Published 2021-07-07. Last modified 2026-06-17.