7.5
CVSSv3

CVE-2021-32821

Published: 03/01/2023 Updated: 10/01/2023
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 0

Vulnerability Summary

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.

Vulnerability Trend

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Vendor Advisories

Debian Bug report logs - #1032664 mootools: CVE-2021-32821 Package: src:mootools; Maintainer for src:mootools is Debian Javascript Maintainers <pkg-javascript-devel@listsaliothdebianorg>; Reported by: Moritz Mühlenhoff <jmm@inutilorg> Date: Fri, 10 Mar 2023 17:03:02 UTC Severity: important Tags: security, upstre ...