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Medium severity5.5NVD Advisory· Published Nov 6, 2026

CVE-2026-123854

CVE-2026-123854

Description

In JetBrains PyCharm before 2026.3 code execution was possible in Safe Mode via a crafted Jupyter notebook widget module

Affected products

1

Jetbrains/PyCharmllm-fuzzy
Range: <2026.3

Patches

Vulnerability mechanics

References

1

www.jetbrains.com/privacy-security/issues-fixed/nvd

News mentions

0

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