Moole Vulnerability Database

Find real vulnerabilities before they ship

Critical

CVE-2021-26505

Prototype pollution vulnerability in MrSwitch hello.js version 1.18.6, allows remote attackers to execute arbitrary code via hello.utils.extend function.

VectorNETWORK

PublishedAug 11, 2023, 14:15

Published Bycve@mitre.org

Base Score

Score9.8

Affected Versions

Package (Ecosystem)IntroducedFixedLimit

hellojs(npm)01.18.8N/A

References

https://github.com/MrSwitch/hello.js/issues/634

Weakness Type

CWE-1321

CVSS Metrics

Base Score

9.8

Vector String

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

Base SeverityCritical

Version

3.1

Attack Vector (AV)

NETWORK