{"id":"GHSA-6394-6h9h-cfjg","aliases":[],"status":"published","title":"Regular Expression Denial of Service","description":"A Regular Expression vulnerability was found in nwmatcher before 1.4.4. The fix replacing multiple repeated instances of the \"\\s*\" pattern.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2019-06-07T21:12:35Z","modified":"2023-01-09T05:01:36Z","fixes":[{"ecosystem":"npm","package":"nwmatcher","fixed_in":["1.4.4"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"nwmatcher","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4"}]}]},{"source":"osv","ecosystem":"npm","package":"nwmatcher","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.4.4"}]}]}],"references":[{"url":"https://github.com/dperini/nwmatcher/commit/9dcc2b039beeabd18327a5ebaa537625872e16f0","tags":["web"]},{"url":"https://github.com/advisories/GHSA-6394-6h9h-cfjg"}],"sources":{"ghsa":[{"id":"GHSA-6394-6h9h-cfjg","title":"Regular Expression Denial of Service","description":"A Regular Expression vulnerability was found in nwmatcher before 1.4.4. The fix replacing multiple repeated instances of the \"\\s*\" pattern.","status":"published","published":"2019-06-07T21:12:35Z","modified":"2023-01-09T05:01:36Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:36:02.073372Z"}],"osv":[{"id":"GHSA-6394-6h9h-cfjg","title":"Regular Expression Denial of Service","description":"A Regular Expression vulnerability was found in nwmatcher before 1.4.4. The fix replacing multiple repeated instances of the \"\\s*\" pattern.","status":"published","published":"2019-06-07T21:12:35Z","modified":"2021-02-25T17:23:12Z","cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:38.911014Z"}]}}