CVE-2026-25847
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
- Record
CVE-2026-25847- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-6391
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
- Record
EUVD-2026-6391- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rhp6-v5v3-v7p4
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
- Record
GHSA-rhp6-v5v3-v7p4- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible
- Record
CVE-2026-25847- CVSS 3.1
- 8.2 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L - CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-25847 is a high vulnerability (CVSS 8.2) in Jetbrains Pycharm, published February 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.