In JetBrains Datalore before 2026.1 session hijacking was possible due to missing secure attribute for cookie settings
Attack Parameters
Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products 1
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Jetbrains Datalore
cpe:2.3:a:jetbrains:datalore:*:*:*:*:*:*:*:*
|
— |
2026.1
|