CVE-2026-123286Medium· 5.9▾ SunlitIn JetBrains Datalore before 2026.4 improper authorisation allowed read the notebook owner's file storage session token
▾ Sunlit zone — Low / medium · no exploitation signal
impact 32.5 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
In JetBrains Datalore before 2026.4 improper authorisation allowed read the notebook owner's file storage session token
Datalore < 2026.4Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-123280High· 8.1In JetBrains Datalore before 2026.2.4 unauthenticated users could execute code via published interactive reports
CVE-2026-123279Critical· 9.0In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
CVE-2026-123284Medium· 6.5In JetBrains Datalore before 2026.4 improper authorisation on workspace moves allowed view-only collaborators to modify shared content
CVE-2026-123289Medium· 5.4In JetBrains Datalore before 2026.4 improper authorisation allowed notebook viewers to modify files
CVE-2026-123287Medium· 5.9In JetBrains Datalore before 2026.4 private notebook files could be downloaded without authentication via published interactive reports
CVE-2026-123834High· 7.5In JetBrains Datalore before 2026.4 improper scope validation in database tasks allowed using another workspace's service account