{"action":"Upgrade nltk to 3.6.6 or later.","affected":[{"fixed":"3.6.6","introduced":"0"}],"component":"nltk","cve_ids":["CVE-2021-3842"],"ecosystem":"PyPI","epss":0.01461,"exploited":false,"fixed_versions":["3.6.6"],"ghsa_id":"GHSA-rqjh-jp2r-59cj","id":"tcs_01M5KGHZ8XMBXATPW565RT1R7G","modified_at":"2023-11-08T04:06:27.635193Z","published_at":"2022-01-04T15:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2022-5","https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a","https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d","https://github.com/advisories/GHSA-rqjh-jp2r-59cj"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2022-5","url":"https://osv.dev/vulnerability/PYSEC-2022-5"}],"summary":"nltk is vulnerable to Inefficient Regular Expression Complexity"}