CVE-2021-32821
Description
MooTools is a collection of JavaScript utilities for JavaScript developers. All known versions include a CSS selector parser that is vulnerable to Regular Expression Denial of Service (ReDoS). An attack requires that an attacker can inject a string into a CSS selector at runtime, which is quite common with e.g. jQuery CSS selectors. No patches are available for this issue.
- CVSS Version 3.1
nvd
CVE ID: CVE-2021-32821
Base Score: 7.5
Base Severity: HIGH
Vector String:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
github
CVE ID: CVE-2021-32821
Base Score: 6.2
Base Severity: MEDIUM
Vector String:CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 2.5