CVE-2021-23417: Deepmergefn Project Deepmergefn

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

All versions of package deepmergefn are vulnerable to Prototype Pollution via deepMerge function.

Affected products

• Deepmergefn Project Deepmergefn: any version

Published 2021-07-28. Last modified 2026-06-17.