# CVE-2026-25847: PyCharm Professional Edition and 2 others: In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible

CVE-2026-25847 is fixed in PyCharm on 1 platform by PyCharm 2025.3.2 (version 2025.3.2), released January 27, 2026. 4 other affected products have no fix yet. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2026-25847
- Priority: Routine
- CVSS: 6.1
- EPSS: 0.0023
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 9, 2026
- Weakness: CWE-79
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-25847

## Description

In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | PyCharm | 2025.3.2 | [PyCharm 2025.3.2](https://patchblox.com/security/data/fix/windows-app/jetbrains.pycharm-2025.3.2.md) | Jan 27, 2026 |

## No fix yet

| Platform | Product | Status |
|---|---|---|
| Windows apps | PyCharm (EAP) | no-fix |
| Windows apps | PyCharm Community Edition | no-fix |
| Windows apps | PyCharm Professional Edition | no-fix |
| Windows apps | PyCharm Professional Edition (EAP) | no-fix |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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