CVE-2026-123307
CVSS Score
6.8
EPSS Score
0.0%
EPSS Percentile
0th
In JetBrains IntelliJ IDEA before 2026.3, 2026.2.4 unauthenticated connection to an arbitrary host via run configurations was possible
| CWE | CWE-918 |
| Vendor | jetbrains |
| Product | intellij idea |
| Published | Nov 6, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
JetBrains / IntelliJ IDEA
0 < 2026.3,
2026.2.4