In short
- CVE-2021-32821 is a HIGH (CVSS 7.5) vulnerability affecting mootools (mootools), mootools.
- Chance of exploitation in the next 30 days (EPSS): 0.68%, higher than 52.4% of all vulnerabilities.
- No patched version is listed yet: follow the vendor's advisory in References.
| Package | Affected versions | Patched versions |
|---|
| mootools | ≤ 1.6.0
| No fix yet |
| mootools npm | ≤ 1.5.2
| No fix yet |
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.
NVD 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.
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