CVE-2026-109956

NLTK through 3.10.3 contains a path traversal vulnerability in WekaClassifier that allows attackers to bypass nltk.pathsec containment by supplying unvalidated model paths. Attackers controlling the modelfilename or model argument can make the weka JVM write files via -d or probe files via -l...

CVE-2026-109956 NLTK through 3.10.3 Path Traversal via WekaClassifier Model Path

NLTK through 3.10.3 contains a path traversal vulnerability in WekaClassifier that allows attackers to bypass nltk.pathsec containment by supplying unvalidated model paths. Attackers controlling the modelfilename or model argument can make the weka JVM write files via -d or probe files via -l...