CVE-2021-25943: 101 Project 101

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

Prototype pollution vulnerability in '101' versions 1.0.0 through 1.6.3 allows an attacker to cause a denial of service and may lead to remote code execution.

Affected products

• 101 Project 101: from 1.0.0, up to and including 1.6.3

Published 2021-05-14. Last modified 2026-06-17.