by Kastro
Paper/Archive/CVE-2026-123282

CVE-2026-123282

JetBrains Datalore — In JetBrains Datalore before 2026.4 missing expiration validation of account tokens allowed a new authenticated session

EPSS 0.3%CVSS 9.1
critical.is priorityof 100
31
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 20.4.204 × 204.1No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In JetBrains Datalore before 2026.4 missing expiration validation of account tokens allowed a new authenticated session

Affected

ProductAffectedFixed inSource
Datalore< 2026.42026.4CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
JetBrains (CNA)7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refjetbrains.com/privacy-security/issues-fixed