CVE-2021-21252

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

The jQuery Validation Plugin provides drop-in validation for your existing forms. It is published as an npm package "jquery-validation". jquery-validation before version 1.19.3 contains one or more regular expressions that are vulnerable to ReDoS (Regular Expression Denial of Service). This is fixed in 1.19.3.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 13, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-21252: High severity, CVSS 7.5 | Vulnix