CVE-2026-123831
Received Received - Intake

Code Execution in JetBrains CLion via Meson Project Settings

Publication date: 2026-11-06

Last updated on: 2026-11-06

Assigner: JetBrains s.r.o.

Description
In JetBrains CLion before 2026.2, 2026.1.4 code execution was possible in Safe Mode via Meson project settings

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Meta Information

Published
2026-11-06
Last Modified
2026-11-06
Generated
2026-11-06
AI Q&A
2026-11-06
EPSS Evaluated
N/A
NVD
CVE-2026-123831
EUVD
EUVD-2026-118334

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jetbrains clion to 2026.2 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-829 The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere.

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Executive Summary

In JetBrains CLion before version 2026.2 or 2026.1.4, a vulnerability allows code execution in Safe Mode through Meson project settings. This means an attacker could potentially run malicious code even when Safe Mode is enabled.

Impact Analysis

This vulnerability could allow unauthorized code execution on your system if you are using an affected version of JetBrains CLion. Attackers might exploit it to run malicious software, steal data, or gain control of your system.

Mitigation Strategies

Update JetBrains CLion to version 2026.2 or later to address the vulnerability.

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