{"cve":"CVE-2021-40660","nvd":{"published":"2022-06-14T14:15:07.887","modified":"2026-06-17T04:07:13.960","status":"Modified","description":"An issue was discovered in Delight Nashorn Sandbox 0.2.0. There is an ReDoS vulnerability that can be exploited to launching a denial of service (DoS) attack.","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/javadelight/delight-nashorn-sandbox/issues/117","https://github.com/javadelight/delight-nashorn-sandbox/issues/117"],"products":["javadelight:nashorn_sandbox"],"source":"nvd","synced_at":"2026-10-19T21:32:39.174919249+00:00"},"epss":{"cve":"CVE-2021-40660","score":0.01021,"percentile":0.63429,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-38j3-6fm8-pfgc","url":"https://osv.dev/vulnerability/GHSA-38j3-6fm8-pfgc","summary":"Regular expression denial of service in Delight Nashorn Sandbox","modified":"2024-02-16T08:22:06.250264Z","packages":[{"ecosystem":"Maven","name":"org.javadelight:delight-nashorn-sandbox","purl":"pkg:maven/org.javadelight/delight-nashorn-sandbox","ranges":["<0.3.1"],"fixed":["0.3.1"]}]}],"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."]}