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CVE-2026-86502

High

Description

In JetBrains IntelliJ IDEA before 2026.2.2 missing TLS and authentication on the IJent gRPC server allowed local code execution on Remote Development hosts

SeverityHigh
CVSS8.4
Exploit probability—
ProductIntelliJ IDEA
PublishedSep 7, 2026
First seenSep 7, 2026
Weakness typeCWE-306Missing authentication for critical function

How to fix

Update
  • JetBrains IntelliJ IDEA2026.2.2 or later

Affected products

ProductAffected versionsFixed in
JetBrains IntelliJ IDEAv < 2026.2.22026.2.2

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