Open Redirect in Atlassian Data Center

CVE-2021-39112

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to redirect users to a malicious URL via a reverse tabnapping vulnerability in the Project Shortcuts feature. The affected versions are before version 8.5.15, from version 8.6.0 before 8.13.7, from version 8.14.0 before 8.17.1, and from version 8.18.0 before 8.18.1.

EPSS: 0.010 (60.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-39112?
CVE-2021-39112 is a medium-severity vulnerability in Atlassian Data Center, classified under Use of Web Link to Untrusted Target with window.opener Access. CVSS score: 4.8/10. Published 2021-08-25.
How severe is CVE-2021-39112?
Medium severity. CVSS v3 base score is 4.8 out of 10.