VULNERABILITY INTELLIGENCE

CVE-2020-8125

CVSS score9.8 CRITICAL

EPSS probability4.12%

CISA KEVNot currently listed

Published2020-02-04

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Flaw in input validation in npm package klona version 1.1.0 and earlier may allow prototype pollution attack that may result in remote code execution or denial of service of applications using klona.

Weakness classification

support@hackerone.com: CWE-20
nvd@nist.gov: CWE-20

Primary references

support@hackerone.com — Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory