Skip to content

Regular Expression Denial of Service in jquery-validation

High severity GitHub Reviewed Published Jan 9, 2021 in jquery-validation/jquery-validation • Updated Aug 31, 2023

Package

nuget jQuery.Validation (NuGet)

Affected versions

< 1.19.3

Patched versions

1.19.3
npm jquery-validation (npm)
< 1.19.3
1.19.3

Description

The GitHub Security Lab team has identified potential security vulnerabilities in jquery.validation.

The project contains one or more regular expressions that are vulnerable to ReDoS (Regular Expression Denial of Service)

This issue was discovered and reported by GitHub team member @erik-krogh (Erik Krogh Kristensen).

References

@staabm staabm published to jquery-validation/jquery-validation Jan 9, 2021
Reviewed Jan 13, 2021
Published to the GitHub Advisory Database Jan 13, 2021
Published by the National Vulnerability Database Jan 13, 2021
Last updated Aug 31, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

CVE ID

CVE-2021-21252

GHSA ID

GHSA-jxwx-85vp-gvwm

Source code

Credits

Loading Checking history
See something to contribute? Suggest improvements for this vulnerability.