Description
In JetBrains IntelliJ IDEA before 2026.2.1 sSRF was possible via the OpenAPI preview proxy in untrusted projects
Affected products
jetbrains: intellij idea
References1
- www.jetbrains.com/privacy-security/issues-fixed/ Vendor Advisory
Metrics
- CVSS 3.1
-
6.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N - EPSS — exploit probability
- 0% percentile: 5 · as of 11 November 2026
- CWE
- CWE-918
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.