CVE-2026-75054 Server-side request forgery in IntelliJ IDEA
An attacker can exploit an SSRF vulnerability in the OpenAPI preview proxy of untrusted projects to access internal resources.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-75054?
CVE-2026-75054 is a medium-severity server-side request forgery vulnerability in Jetbrains Intellij Idea, published on 17 Aug 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 2026.2.1 sSRF was possible via the OpenAPI preview proxy in untrusted projects
Weakness: CWE-918
Which versions are affected by CVE-2026-75054?
It affects 1 product.
Products include Jetbrains Intellij Idea.
How do I fix CVE-2026-75054?
No fix has been published for CVE-2026-75054 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-75054 being exploited?
There is no known exploitation of CVE-2026-75054 in the wild and no public exploit code.
Other vulnerabilities in Jetbrains Intellij Idea
Sources
Also known as GHSA-mw34-c6m6-g442.