Is nbconvert affected by CVE-2025-53000?

PyPI nbconvert is affected in <7.17.0.

Is CVE-2025-53000 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

high

CVE-2025-53000

Q: Is CVE-2025-53000 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.2%.

PyPI · nbconvert

Summary

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

Severity: high
EPSS: 0.2% (p14)
Also known as: GHSA-xm59-rqc7-hhvf
Published: 2025-12-18

References

https://github.com/jupyter/nbconvert/security/advisories/GHSA-xm59-rqc7-hhvf
https://nvd.nist.gov/vuln/detail/CVE-2025-53000
https://github.com/jupyter/nbconvert/issues/2258

Related advisories

CVE-2026-39378 — medium · PyPI/nbconvert
CVE-2026-39377 — medium · PyPI/nbconvert

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.