CVE-2026-123288 · Other
NO FIX YET · SEE WHAT TO DO
JetBrains Datalore before 2026.4 let stored cross-site scripting occur through notebook charts opened from a Vega editor link. An attacker who can place such content in a notebook could run script in another user's browser session.
first public Nov 6, 2026 · 1 source
Check it with your coding agent
It checks your repository and tells you if you’re affected, with the fix.
Teams running JetBrains Datalore for notebooks with charts, especially where multiple users share notebooks. The sources do not describe the exact trigger or the required role, so the unknown parts should be confirmed against the vendor advisory.
Not affected if datalore-2026.4-or-later
Who cares datalore, jetbrains, notebooks
2026.4)2026.4 or later (per the affected range 'before 2026.4')In JetBrains Datalore before 2026.4 stored XSS in notebook charts was possible via Vega editor link
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.
Are you affected?
Tell InfraStack what you run. It checks this one, and every next one, against your stack.
Ask from here. InfraStack checks the affected versions against your stack and answers in your inbox.
InfraStack checks the affected versions against your stack and answers in Slack, with the evidence and the fix.