PyPI/nbconvert CVE-2026-39377: medium 6.5, EPSS 0.27%
nbconvert has an Arbitrary File Write via Path Traversal in Cell Attachment Filenames
Action: Upgrade nbconvert to 7.17.1 or later.
pip install nbconvert==7.17.1Affected
| introduced | fixed | last affected |
|---|---|---|
| 6.5.0 | 7.17.1 | - |
Fixed versions
| 7.17.1 |
Sources
- osv: GHSA-4c99-qj7h-p3vg
- https://github.com/jupyter/nbconvert/security/advisories/GHSA-4c99-qj7h-p3vg
- https://nvd.nist.gov/vuln/detail/CVE-2026-39377
- https://github.com/jupyter/nbconvert
- https://github.com/jupyter/nbconvert/releases/tag/v7.17.1
CVE-2026-39377 · published · modified · JSON