CVE-2021-43306: Regular expression denial of service in jquery-validation

June 3, 2022 (updated May 30, 2023)

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the jquery-validation npm package, when an attacker is able to supply arbitrary input to the url2 method

References

github.com/advisories/GHSA-j9m2-h2pv-wvph
github.com/jquery-validation/jquery-validation/commit/69cb17ed774b427f7e2ffcdf197968231725c30e
nvd.nist.gov/vuln/detail/CVE-2021-43306
research.jfrog.com/vulnerabilities/jquery-validation-redos-xray-211348/

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