In JetBrains IntelliJ IDEA before 2026.3 hTML injection was possible in Remote Development editor tabs
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Workaround

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History

Fri, 06 Nov 2026 19:15:00 +0000

Type Values Removed Values Added
First Time appeared Jetbrains
Jetbrains intellij Idea
Vendors & Products Jetbrains
Jetbrains intellij Idea

Fri, 06 Nov 2026 18:00:00 +0000

Type Values Removed Values Added
Title HTML Injection via Remote Development Editor Tabs in IntelliJ IDEA

Fri, 06 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Description In JetBrains IntelliJ IDEA before 2026.3 hTML injection was possible in Remote Development editor tabs
Weaknesses CWE-80
References
Metrics cvssV3_1

{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: JetBrains

Published:

Updated: 2026-11-06T20:45:58.016Z

Reserved: 2026-11-06T16:05:43.405Z

Link: CVE-2026-123840

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-06T17:17:22.550

Modified: 2026-11-06T21:17:07.897

Link: CVE-2026-123840

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-06T19:00:10Z

Weaknesses