CVE-2020-7741 CRITICAL

CVE-2020-7741: Cross-site Scripting (XSS)

Vendor N/A
Product hellojs
Published October 6, 2020
Last update September 16, 2024

CVSS base score

9.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

This affects the package hellojs before 1.18.6. The code get the param oauth_redirect from url and pass it to location.assign without any check and sanitisation. So we can simply pass some XSS payloads into the url param oauth_redirect, such as javascript:alert(1).

Key dates

02Disclosure timeline

October 6, 2020 CVE published
September 16, 2024 Record updated