CVE-2022-37598: Uglifyjs Project Uglifyjs

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

Prototype pollution vulnerability in function DEFNODE in ast.js in mishoo UglifyJS 3.13.2 via the name variable in ast.js. NOTE: the vendor considers this an invalid report.

Affected products

• Uglifyjs Project Uglifyjs: version 3.13.2 only

Published 2022-10-20. Last modified 2026-06-17.