In JetBrains YouTrack before 2020.3.6638, improper access control for some subresources leads to information disclosure via the REST API.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25209
Reference (s):
- https://blog.jetbrains.com/2020/11/16/jetbrains-security-bulletin-q3-2020/
- https://blog.jetbrains.com