This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. The ReDOS vulnerability of the regex is mainly due to the sub-pattern (s|/.?/)
{ "nvd_published_at": "2020-10-30T11:15:00Z", "github_reviewed_at": "2021-04-21T17:29:09Z", "severity": "MODERATE", "github_reviewed": true, "cwe_ids": [ "CWE-400" ] }