CVE-2025-57730 Cross-site scripting in IntelliJ IDEA

Medium 5.2 Published 20 Aug 2025 Updated 20 Aug 2025

Attackers can inject HTML via the Remote Development feature in IntelliJ IDEA, potentially leading to code execution or security bypasses.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-57730?

CVE-2025-57730 is a medium-severity cross-site scripting vulnerability in Jetbrains Intellij Idea, published on 20 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In JetBrains IntelliJ IDEA before 2025.2 hTML injection was possible via Remote Development feature

Weakness: CWE-80

Which versions are affected by CVE-2025-57730?

It affects 1 product.

Products include Jetbrains Intellij Idea.

How do I fix CVE-2025-57730?

No fix has been published for CVE-2025-57730 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-57730 being exploited?

There is no known exploitation of CVE-2025-57730 in the wild and no public exploit code.

All Jetbrains Intellij Idea vulnerabilities

Sources

Also known as GHSA-rh25-hj2f-7r49.