Nltk Security Vulnerabilities

CVE-2019-14751

NLTK Downloader before 3.4.5 is vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash) in an NLTK package (ZIP archive) that is mishandled during...

CVE-2021-3842

nltk is vulnerable to Inefficient Regular Expression...

CVE-2021-43854

NLTK (Natural Language Toolkit) is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. Versions prior to 3.6.5 are vulnerable to regular expression denial of service (ReDoS) attacks. The vulnerability is present in...

CVE-2021-3828

nltk is vulnerable to Inefficient Regular Expression...