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Pycharm CVE-2026-25847

HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-02-09 cve@jetbrains.com
8.2
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.2 HIGH
AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
Low

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Feb 09, 2026 - 11:16 nvd
HIGH 8.2

DescriptionCVE.org

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

AnalysisAI

In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible [CVSS 8.2 HIGH]

Technical ContextAI

Classified as CWE-79 (Cross-site Scripting (XSS)). Affects Pycharm. In JetBrains PyCharm before 2025.3.2 a DOM-based XSS on Jupyter viewer page was possible

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.

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In JetBrains PyCharm 2019.2.5 and 2019.3 on Windows, Apple Notarization Service credentials were included. Rated high se

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Arbitrary code execution in JetBrains PyCharm before 2026.1.4 and 2026.2 lets an attacker who supplies a crafted project

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8.4 Aug 17

Code execution in JetBrains PyCharm before 2026.2.1 is possible through Jupyter MCP (Model Context Protocol) tools that

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In JetBrains PyCharm before 2020.3.4, local code execution was possible because of insufficient checks when getting the

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7.7 Apr 28

In JetBrains Rider before 2022.1 local code execution via links in ReSharper Quick Documentation was possible. Rated hig

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7.5 Jun 10

GitHub access token could be exposed to third-party sites in JetBrains IDEs after version 2023.1 and less than: IntelliJ

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7.5 Oct 02

JetBrains PyCharm before 2019.2 was allocating a buffer of unknown size for one of the connection processes. Rated high

CVE-2026-49384 MEDIUM
6.1 May 29

Stored XSS in JetBrains PyCharm's Jupyter notebook Markdown cell renderer allows a remote, unauthenticated attacker to e

CVE-2026-75059 MEDIUM
4.4 Aug 17

Cross-site scripting in JetBrains PyCharm's Quick Documentation rendering feature (before version 2026.2.1) enables code

CVE-2022-29820 LOW
3.5 Apr 28

In JetBrains PyCharm before 2022.1 exposure of the debugger port to the internal network was possible. Rated low severit

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CVE-2026-25847 vulnerability details – vuln.today

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