What is GHSA-g3vf-47fv-8f3c?

GHSA-g3vf-47fv-8f3c is a security advisory published by GitHub Security Advisories with Critical severity. MrSwitch hello.js vulnerable to prototype pollution

Which CVE IDs does GHSA-g3vf-47fv-8f3c cover?

GHSA-g3vf-47fv-8f3c covers the following CVE IDs: CVE-2021-26505. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-g3vf-47fv-8f3c?

GHSA-g3vf-47fv-8f3c has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

Which products are affected by GHSA-g3vf-47fv-8f3c?

GHSA-g3vf-47fv-8f3c affects 1 product, including: npm/hellojs:\u003c 1.18.8.

GHSA-g3vf-47fv-8f3cCriticalCVSS 9.8

MrSwitch hello.js vulnerable to prototype pollution

Vendor

GitHub Security Advisories

Published

August 11, 2023

Last Modified

November 9, 2023

🔗 CVE IDs covered (1)

CVE-2021-26505 →

📋 Description

A prototype pollution vulnerability in MrSwitch hello.js prior to version 1.18.8 allows remote attackers to execute arbitrary code via hello.utils.extend function.

🎯 Affected products1

npm/hellojs:< 1.18.8

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-26505
https://github.com/MrSwitch/hello.js/issues/634
https://github.com/MrSwitch/hello.js/commit/7ab50aeff2d41991f08d4ad6c0481125eea8f6b7
https://github.com/advisories/GHSA-g3vf-47fv-8f3c