{"id":"PYSEC-2021-356","details":"nltk is vulnerable to Inefficient Regular Expression Complexity","aliases":["CVE-2021-3828","GHSA-2ww3-fxvq-293j"],"modified":"2023-11-01T04:55:58.777249Z","published":"2021-09-27T13:15:00Z","references":[{"type":"WEB","url":"https://huntr.dev/bounties/d19aed43-75bc-4a03-91a0-4d0bb516bc32"},{"type":"FIX","url":"https://github.com/nltk/nltk/commit/277711ab1dec729e626b27aab6fa35ea5efbd7e6"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-2ww3-fxvq-293j"}],"affected":[{"package":{"name":"nltk","ecosystem":"PyPI","purl":"pkg:pypi/nltk"},"ranges":[{"type":"GIT","repo":"https://github.com/nltk/nltk","events":[{"introduced":"0"},{"fixed":"277711ab1dec729e626b27aab6fa35ea5efbd7e6"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.6.4"}]}],"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"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/nltk/PYSEC-2021-356.yaml"}}],"schema_version":"1.7.3"}