CVE-2026-123277

Local user can read debug session environment

Published Nov 6, 2026 CVSS 3.1 · 5 Medium EPSS < 1% KEV · Not listed
Description
In JetBrains CLion before 2026.3,
2026.2.4.1 missing authentication allowed local users to obtain the debug session environment on Linux

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains clion
Vendors & Products Jetbrains
Jetbrains clion
Type Values Removed Values Added
Title Local user can read debug session environment
Type Values Removed Values Added
Description In JetBrains CLion before 2026.3, 2026.2.4.1 missing authentication allowed local users to obtain the debug session environment on Linux
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
JetBrains
Published
Updated
Nov 6, 2026, 2:44 PM
Reserved
Nov 5, 2026, 6:38 PM
Status
Awaiting Analysis
Published
Nov 6, 2026, 11:17 AM
Modified
Nov 6, 2026, 9:29 PM