CVE-2026-71514

NLTK 3.9.4 through 3.10.2 contains a path traversal vulnerability in CrubadanCorpusReader._load_lang_ngrams . The function joins the corpus root with a value read from the corpus table.txt mapping file and opens the result using the builtin open() instead of the pathsec -validated opener. Because...

CVE-2026-71514 NLTK 3.9.4 through 3.10.2 Path Traversal via CrubadanCorpusReader pathsec Bypass

NLTK 3.9.4 through 3.10.2 contains a path traversal vulnerability in CrubadanCorpusReader. loadlangngrams joins the corpus root with crubadancode, the column-0 value read from the corpus table.txt mapping file, and opens the result with the builtin open rather than the pathsec-validated opener, s...

Linux Distros Unpatched Vulnerability : CVE-2026-62383

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nltk versions before 3.10.2 contain a symlink-based arbitrary file read vulnerability in IPIPANCorpusReader methods that bypass nltk.pathsec validation entirely...

Linux Distros Unpatched Vulnerability : CVE-2026-63312

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NLTK before 3.10.0 contains an arbitrary local file read vulnerability in StreamBackedCorpusView that bypasses pathsec.ENFORCE by calling builtins.open directly...