In JetBrains YouTrack before 2020.5.3123, server-side template injection (SSTI) was possible, which could lead to code execution.
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
Link | Tags |
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https://blog.jetbrains.com | product |
https://blog.jetbrains.com/blog/2021/02/03/jetbrains-security-bulletin-q4-2020/ | vendor advisory |