CVE-2021-21252

Regular expression denial of service in jquery-validation

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.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.56%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory netapp.com Third-Party Advisory npmjs.com
Affected: jquery-validation jquery-validation
Published at:
Updated at:

References

Link Tags
https://github.com/jquery-validation/jquery-validation/security/advisories/GHSA-jxwx-85vp-gvwm third party advisory
https://github.com/jquery-validation/jquery-validation/pull/2371 third party advisory patch
https://github.com/jquery-validation/jquery-validation/commit/5d8f29eef363d043a8fec4eb86d42cadb5fa5f7d third party advisory patch
https://www.npmjs.com/package/jquery-validation third party advisory product
https://security.netapp.com/advisory/ntap-20210219-0005/ third party advisory
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html mailing list

Frequently Asked Questions

What is the severity of CVE-2021-21252?
CVE-2021-21252 has been scored as a medium severity vulnerability.
How to fix CVE-2021-21252?
To fix CVE-2021-21252, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-21252 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-21252 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-21252?
CVE-2021-21252 affects jquery-validation jquery-validation.
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