{"id":"PYSEC-2022-5","details":"nltk is vulnerable to Inefficient Regular Expression Complexity","aliases":["CVE-2021-3842","GHSA-rqjh-jp2r-59cj"],"modified":"2023-11-08T04:06:27.635193Z","published":"2022-01-04T15:15:00Z","references":[{"type":"WEB","url":"https://huntr.dev/bounties/761a761e-2be2-430a-8d92-6f74ffe9866a"},{"type":"FIX","url":"https://github.com/nltk/nltk/commit/2a50a3edc9d35f57ae42a921c621edc160877f4d"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-rqjh-jp2r-59cj"}],"affected":[{"package":{"name":"nltk","ecosystem":"PyPI","purl":"pkg:pypi/nltk"},"ranges":[{"type":"GIT","repo":"https://github.com/nltk/nltk","events":[{"introduced":"0"},{"fixed":"2a50a3edc9d35f57ae42a921c621edc160877f4d"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.6"}]}],"versions":["0.8","0.9","0.9.3","0.9.4","0.9.5","0.9.6","0.9.7","0.9.8","0.9.9","2.0.1","2.0.1rc1","2.0.1rc2-git","2.0.1rc3","2.0.1rc4","2.0.2","2.0.3","2.0.4","2.0.5","2.0b4","2.0b5","2.0b6","2.0b7","2.0b8","2.0b9","3.0.0","3.0.0b1","3.0.0b2","3.0.1","3.0.2","3.0.3","3.0.4","3.0.5","3.1","3.2","3.2.1","3.2.2","3.2.3","3.2.4","3.2.5","3.3","3.4","3.4.1","3.4.2","3.4.3","3.4.4","3.4.5","3.5","3.5b1","3.6","3.6.1","3.6.2","3.6.3","3.6.4","3.6.5"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/nltk/PYSEC-2022-5.yaml"}}],"schema_version":"1.7.3"}