{"id":"CVE-2021-40660","aliases":["GHSA-38j3-6fm8-pfgc"],"url":"https://o3.security/vulnerability/CVE-2021-40660","summary":"Regular expression denial of service in Delight Nashorn Sandbox","details":"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.","published":"2022-06-14T14:15:07.887Z","modified":"2026-07-09T05:45:11.491407Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.01021,"percentile":0.61693,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Maven","name":"org.javadelight:delight-nashorn-sandbox","fixedVersion":"0.3.1"}],"fix":{"url":"https://github.com/javadelight/delight-nashorn-sandbox/pull/139","label":"javadelight/delight-nashorn-sandbox#139"},"references":[{"type":"REPORT","url":"https://github.com/javadelight/delight-nashorn-sandbox/issues/117"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40660"},{"type":"WEB","url":"https://github.com/javadelight/delight-nashorn-sandbox/issues/117#issuecomment-1564983722"},{"type":"WEB","url":"https://github.com/javadelight/delight-nashorn-sandbox/pull/139"},{"type":"WEB","url":"https://github.com/javadelight/delight-nashorn-sandbox/commit/b899b8ecad46090fdc042ac7683e1164114a69de"},{"type":"PACKAGE","url":"https://github.com/javadelight/delight-nashorn-sandbox"},{"type":"WEB","url":"https://github.com/javadelight/delight-nashorn-sandbox/releases/tag/0.3.1"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T05:45:11.491407Z"}}