PyPI PACKAGE

nbconvert 7.17.0

Warn

PkgFire would install this release with a warning.·Checked 12 hours ago·Published 29 January 2026

pypi.org

Why

  • warnVulnerability

    PYSEC-2026-2229 (fixed in 7.17.1)

  • warnVulnerability

    PYSEC-2026-2230 (fixed in 7.17.1)

  • warnVulnerability

    nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames (fixed in 7.17.1)

  • warnVulnerability

    nbconvert has an Arbitrary File Read via Path Traversal in HTMLExporter Image Embedding (fixed in 7.17.1)

  • warnVulnerability

    nbconvert: Arbitrary file write through path traversal in cell output filenames when exporting to md, latex, rst and asciidoc (fixed in 7.17.2)

Provenance

A registry signature proves the registry served these bytes unaltered. Build provenance proves which workflow built them from which commit; a stolen publishing token can fake the first but not the second.

Signature
Not signed
Build provenance
None, and no earlier version had any

What the code does

On its own this is weak signal: plenty of honest libraries read files or talk to the network. What PkgFire watches is a release gaining something the one before it did not.

Code reading

PkgFire's own reading of the files: what the code can do.

  • code-execnbconvert/exporters/pdf.py, nbconvert/exporters/webpdf.py, nbconvert/preprocessors/svg2pdf.py, nbconvert/utils/pandoc.py
  • code-networkhatch_build.py, nbconvert/filters/strings.py

Source patterns

Patterns found in the source, including those malware is known to use.

  • capability-filesystem-delete
  • capability-filesystem-read
  • capability-filesystem-write-executable
  • capability-network-download
  • capability-network-outbound
  • capability-process-spawn
  • threat-process-download-exec

Other checked releases

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