CVE-2026-49382 Code injection in IntelliJ IDEA

What is CVE-2026-49382?

CVE-2026-49382 is a medium-severity code injection vulnerability in Jetbrains Intellij Idea, published on 29 May 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In JetBrains IntelliJ IDEA before 2026.1 code execution was possible via template injection in the Copyright plugin

Weakness: CWE-1336

Which versions are affected by CVE-2026-49382?

It affects 1 product.

Products include Jetbrains Intellij Idea.

How do I fix CVE-2026-49382?

No fix has been published for CVE-2026-49382 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-49382 being exploited?

There is no known exploitation of CVE-2026-49382 in the wild and no public exploit code.

Other vulnerabilities in Jetbrains Intellij Idea

• CVE-2026-64812 Missing authorization in IntelliJ IDEA Critical 10.0
• CVE-2026-64813 Missing authorization in IntelliJ IDEA Critical 10.0
• CVE-2020-11690 Server-side request forgery in n/a Critical 9.8
• CVE-2019-10104 Misconfiguration in n/a Critical 9.8
• CVE-2019-9186 Misconfiguration in n/a Critical 9.8

All Jetbrains Intellij Idea vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-fwch-gx6q-xhxg.