In JetBrains Hub before 2021.1.13262, a potentially insufficient CSP for the Widget deployment feature was used.
In JetBrains Ktor before 2.3.5 server certificates were not verified
JetBrains Hub before 2021.1.14276 was vulnerable to blind Server-Side Request Forgery (SSRF).
In JetBrains TeamCity before 2023.05 bypass of permission checks allowing to perform admin actions was possible
In JetBrains Ktor before 1.4.1, HTTP request smuggling was possible.