{"cve":"CVE-2021-4299","nvd":{"published":"2023-01-02T08:15:10.277","modified":"2026-06-17T04:19:27.243","status":"Modified","description":"A vulnerability classified as problematic was found in cronvel string-kit up to 0.12.7. This vulnerability affects the function naturalSort of the file lib/naturalSort.js. The manipulation leads to inefficient regular expression complexity. The attack can be initiated remotely. Upgrading to version 0.12.8 is able to address this issue. The name of the patch is 9cac4c298ee92c1695b0695951f1488884a7ca73. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-217180.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-1333"],"references":["https://github.com/cronvel/string-kit/commit/9cac4c298ee92c1695b0695951f1488884a7ca73","https://github.com/cronvel/string-kit/releases/tag/v0.12.8","https://vuldb.com/?ctiid.217180","https://vuldb.com/?id.217180","https://github.com/cronvel/string-kit/commit/9cac4c298ee92c1695b0695951f1488884a7ca73"],"products":["string_kit_project:string_kit"],"source":"nvd","synced_at":"2026-10-19T21:37:31.370122805+00:00"},"epss":{"cve":"CVE-2021-4299","score":0.00978,"percentile":0.62165,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-pfrm-4rjw-g9q5","url":"https://osv.dev/vulnerability/GHSA-pfrm-4rjw-g9q5","summary":"string-kit Inefficient Regular Expression Complexity vulnerability","modified":"2023-11-08T04:07:08.176632Z","packages":[{"ecosystem":"npm","name":"string-kit","purl":"pkg:npm/string-kit","ranges":["<0.12.8"],"fixed":["0.12.8"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}