Description
In JetBrains PyCharm before 2026.3 code execution was possible in Safe Mode via a crafted Jupyter notebook widget module
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| JetBrains | PyCharm | < 2026.3 | 2026.3 |
Advisories 1
- WID-SEC-2026-4396 JetBrains PyCharm: Schwachstelle ermöglicht Codeausführung BSI CERT-Bund (WID) · Nov 8, 2026