CVE-2026-123286: medium-severity vulnerability in JetBrains Datalore
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.9epss 0.2%
In JetBrains Datalore before 2026.4 improper authorisation allowed read the notebook owner's file storage session token
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N
Affected products
JetBrains · DataloreRelated CVEs — JetBrains Datalore
In the same product, most dangerous first.