CVE-2021-25944: Deep-Defaults Project Deep-Defaults

Critical severity, CVSS 9.8. EPSS: 3% chance of exploitation in the next 30 days.

Prototype pollution vulnerability in 'deep-defaults' versions 1.0.0 through 1.0.5 allows attacker to cause a denial of service and may lead to remote code execution.

Affected products

• Deep-Defaults Project Deep-Defaults: from 1.0.0, up to and including 1.0.5

Published 2021-05-25. Last modified 2026-06-17.