Server-Side Request Forgery (SSRF) in IntelliJ IDEA - CVE-2026-75054
Published: August 17, 2026
Vulnerability identifier: #VU143867
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-75054
CWE-ID: CWE-918
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to trigger server-side request forgery.
The vulnerability exists due to server-side request forgery in OpenAPI preview proxy when processing preview requests in untrusted projects. A remote user can supply a crafted target to cause the application to issue unintended requests.
Only untrusted projects are affected.
Affected software
IntelliJ IDEA
How to mitigate CVE-2026-75054
Install security update from vendor's website.
IntelliJ IDEA - update to 2026.2.1