In JetBrains IntelliJ IDEA before 2026.3,
2026.2.4 command execution via a hidden run control in the Markdown preview was possible

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.jetbrains.com/privacy-security/issues-fixed/ cve-icon
History

Fri, 06 Nov 2026 10:30:00 +0000

Type Values Removed Values Added
Description In JetBrains IntelliJ IDEA before 2026.3, 2026.2.4 command execution via a hidden run control in the Markdown preview was possible
Weaknesses CWE-1021
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:H/A:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-11-06T10:28:02.008Z

Reserved: 2026-11-05T18:38:24.163Z

Link: CVE-2026-123311

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses