NLTK Library Code Execution

The vulnerabilities of the nltk.parse.dependencygraph.dot2img and nltk.translate.api.AlignedSent.reprsvg functions in the NLTK library for symbolic and statistical processing of natural language are related to the use of an insecure search path. Exploiting these vulnerabilities could allow...

CVE-2026-78680: Untrusted Search Path

NLTK versions before 3.10.3 fail to use validated absolute paths when invoking the Graphviz dot binary in dependencygraph.dot2img and AlignedSent.reprsvg, allowing attackers to execute arbitrary code by placing a malicious dot binary in the search path or current working directory. Attackers can...