PyPI/nbconvert CVE-2025-53000: high 7.8, EPSS 0.26%

nbconvert has an uncontrolled search path that leads to unauthorized code execution on Windows

Action: Upgrade nbconvert to 7.17.0 or later.

pip install nbconvert==7.17.0

Affected

Fixed versions

Sources

• osv: GHSA-xm59-rqc7-hhvf
• nvd: CVE-2025-53000
• https://github.com/jupyter/nbconvert/security/advisories/GHSA-xm59-rqc7-hhvf
• https://github.com/jupyter/nbconvert/issues/2258
• https://github.com/jupyter/nbconvert/commit/c9ac1d1040459ed1ff9eb34e9918ce5a87cf9d71
• https://github.com/jupyter/nbconvert
• https://github.com/jupyter/nbconvert/blob/4f61702f5c7524d8a3c4ac0d5fc33a6ac2fa36a7/nbconvert/preprocessors/svg2pdf.py#L104
• https://github.com/jupyter/nbconvert/releases/tag/v7.17.0
• https://www.imperva.com/blog/code-execution-in-jupyter-notebook-exports

CVE-2025-53000 · published 2025-12-18T22:03:08Z · modified 2026-09-10T03:50:32.307876772Z · JSON