CVE-2019-20901: Atlassian Jira

Medium severity, CVSS 6.1. EPSS: 1.2% chance of exploitation in the next 30 days.

The login.jsp resource in Jira before version 8.5.2, and from version 8.6.0 before version 8.6.1 allows remote attackers to redirect users to a different website which they may use as part of performing a phishing attack via an open redirect in the os_destination parameter.

Affected products

• Atlassian Jira: before 8.5.2 (fixed in 8.5.2)
• Atlassian Jira Server: version 8.6.0 only

Published 2020-07-13. Last modified 2026-06-17.