CVE-2026-123845

IntelliJ IDEA Path Traversal via JSON Schema References in Untrusted Projects

Published Nov 6, 2026 CVSS 3.1 · 3.3 Low EPSS < 1% KEV · Not listed
Description
In JetBrains IntelliJ IDEA before 2026.3 path traversal was possible via JSON Schema references in untrusted projects

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:jetbrains:intellij_idea:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title IntelliJ IDEA Path Traversal via JSON Schema References in Untrusted Projects
Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains intellij Idea
Vendors & Products Jetbrains
Jetbrains intellij Idea
Type Values Removed Values Added
Description In JetBrains IntelliJ IDEA before 2026.3 path traversal was possible via JSON Schema references in untrusted projects
Weaknesses CWE-23
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Nov 6, 2026, 4:48 PM
Reserved
Nov 6, 2026, 4:05 PM
Status
Analyzed
Published
Nov 6, 2026, 5:17 PM
Modified
Nov 10, 2026, 8:09 PM