cve/2021/CVE-2021-32821.md
2025-09-29 21:09:30 +02:00

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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.

POC

Reference

Github