CVE-2026-49384

6.1 MEDIUM

Published: May 29, 2026 Modified: June 01, 2026

Description

In JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possible

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Patch Vendor Advisory Exploit Third Party Advisory

Source: cve@jetbrains.com

Vendor Advisory

1 reference(s) from NVD

CVSS v3 Score

6.1 / 10.0

EPSS (Exploit Probability)

0.2%

8th percentile

Exploitation Status

Not in CISA KEV

CWE-79

jetbrains