What is CVE-2026-75054?

CVE-2026-75054 is a medium-severity vulnerability in Jetbrains Intellij Idea, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-08-17.

How severe is CVE-2026-75054?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SSRF in Jetbrains Intellij Idea

CVE-2026-75054

In JetBrains IntelliJ IDEA before 2026.2.1 sSRF was possible via the OpenAPI preview proxy in untrusted projects

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2026-08-17 · last modified 2026-09-11.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (3.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Jetbrains Intellij Idea — versions 0
Jetbrains Intellij Idea

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

www.jetbrains.com/privacy-security/issues-fixed/ (Vendor Advisory)

Frequently asked questions

What is CVE-2026-75054?: CVE-2026-75054 is a medium-severity vulnerability in Jetbrains Intellij Idea, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-08-17.
How severe is CVE-2026-75054?: Medium severity. CVSS v3 base score is 6.3 out of 10.