CVE Watchtower β Back to CVE ListCVE-2026-49384NVDDescriptionIn JetBrains PyCharm before 2025.3.4 stored XSS in Jupyter notebook Markdown cells was possibleSeverity LevelMEDIUM (6.1)Published Date29/05/2026Last Modified01/06/2026Exploitation Status????Referenceshttps://www.jetbrains.com/privacy-security/issues-fixed/