CVE-2019-19704: JetBrains Upsource

High severity, CVSS 7.5. EPSS: 1.3% chance of exploitation in the next 30 days.

In JetBrains Upsource before 2020.1, information disclosure is possible because of an incorrect user matching algorithm.

Affected products

• JetBrains Upsource: before 2020.1 (fixed in 2020.1)

Published 2020-08-08. Last modified 2026-06-17.