Description
In JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possible
Published: 2026-05-29
Score: 6.1 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 01 Jun 2026 12:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:jetbrains:pycharm:*:*:*:*:*:*:*:*

Fri, 29 May 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains pycharm
Vendors & Products Jetbrains
Jetbrains pycharm
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 29 May 2026 20:00:00 +0000

Type Values Removed Values Added
Title Stored XSS Vulnerability in PyCharm Jupyter Notebook Markdown Cells

Fri, 29 May 2026 18:30:00 +0000

Type Values Removed Values Added
Description In JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possible
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Subscriptions

Jetbrains Pycharm
cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-05-29T19:27:26.582Z

Reserved: 2026-05-29T18:07:59.764Z

Link: CVE-2026-49384

cve-icon Vulnrichment

Updated: 2026-05-29T19:27:20.758Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-29T19:16:28.453

Modified: 2026-06-01T12:44:17.300

Link: CVE-2026-49384

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-29T20:15:06Z

Weaknesses