CVE-2026-123289 | BDVDB-2026-401197 Detail

JetBrainsDatalore

Description#

In JetBrains Datalore before 2026.4 improper authorisation allowed notebook viewers to modify files

Per CVSS v3.1: confidentiality impact none, integrity impact low, availability impact low. Attack vector: network.

No public exploit known

5.4 Medium

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 18.6.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Incorrect Authorization

No specific action is recorded in the source data. Check the references for vendor guidance.

Not available

5.4 Medium

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

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).