Arbitrary File Read in JetBrains IntelliJ IDEA

Publication date: 2026-04-30

Last updated on: 2026-05-05

Assigner: JetBrains s.r.o.

Description

In JetBrains IntelliJ IDEA before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, 2026.1.1 reading arbitrary local files was possible via built-in web server

CVSS Scores

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Meta Information

Published

2026-04-30

Last Modified

2026-05-05

Generated

2026-07-06

AI Q&A

2026-04-30

EPSS Evaluated

2026-07-05

NVD

CVE-2026-41882

EUVD

EUVD-2026-26368

Affected Vendors & Products

Vendor	Product	Version / Range
jetbrains	intellij_idea	2024.3.7.1
jetbrains	intellij_idea	2025.1.7.1
jetbrains	intellij_idea	2025.2.6.2
jetbrains	intellij_idea	2025.3.4.1
jetbrains	intellij_idea	2026.1.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-59	The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

Attack-Flow Graph

Executive Summary

This vulnerability exists in JetBrains IntelliJ IDEA versions before 2024.3.7.1, 2025.1.7.1, 2025.2.6.2, 2025.3.4.1, and 2026.1.1. It allows an attacker to read arbitrary local files via the built-in web server.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of sensitive information because an attacker can read arbitrary local files on the affected system. This can compromise confidentiality and potentially expose critical data.

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