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

SummaryOn Windows, converting a notebook containing SVG output to a PDF results in unauthorized code execution. Specifically, a third party can create a inkscape.bat file that defines a Windows batch script, capable of arbitrary code execution.When a user runs jupyter nbconvert --to pdf on a...

Unauthorized Code Execution

nbconvert is vulnerable to unauthorized code execution. The vulnerability is due to improper handling of SVG-to-PDF conversion on Windows where a malicious inkscape.bat file in the working directory can be executed, which allows an attacker to run arbitrary code when a user performs the conversio...

EUVD-2025-203957

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

CVE-2025-53000

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions of nbconvert up to and including 7.16.6 on Windows have a vulnerability in which converting a notebook containing SVG output to a PDF results in unauthorized code execution...

CVE-2025-53000 nbconvert has an uncontrolled search path that leads to unauthorized code execution on Windows

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions of nbconvert up to and including 7.16.6 on Windows have a vulnerability in which converting a notebook containing SVG output to a PDF results in unauthorized code execution...

CVE-2025-53000

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions of nbconvert up to and including 7.16.6 on Windows have a vulnerability in which converting a notebook containing SVG output to a PDF results in unauthorized code execution...

CVE-2025-53000 nbconvert has an uncontrolled search path that leads to unauthorized code execution on Windows

The nbconvert tool, jupyter nbconvert, converts Jupyter notebooks to various other formats via Jinja templates. Versions of nbconvert up to and including 7.16.6 on Windows have a vulnerability in which converting a notebook containing SVG output to a PDF results in unauthorized code execution...

CVE-2025-53000

The CVE-2025-53000 issue affects nbconvert (jupyter nbconvert) on Windows prior to 7.17.0, where exporting a notebook with SVG output to PDF could execute arbitrary code. The root cause is an unsafe search for the Inkscape executable: nbconvert’s svg2pdf.py uses shutil.which("inkscape"), which ma...