PYSEC-2026-3728

vendorUSosv
view advisory published 2026-08-22Licence: CC-BY-4.0

NLTK versions before 3.10.0 contain a path traversal vulnerability in FramenetCorpusReader and NKJPCorpusReader that allows attackers to parse XML files outside the corpus root by supplying unsafe selectors or poisoned index state. Attackers can exploit frame_by_name, doc, lu, and header methods with crafted parameters to read arbitrary XML files accessible to the application.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-62385UShigh7.5—
NLTK versions before 3.10.0 contain a path traversal vulnerability in FramenetCorpusReader and NKJPCorpusReader that allows attackers to parse XML files outside the corpus root by…
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references

External citations — patches, advisories, analysis.

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