What is CVE-2021-39128?

CVE-2021-39128 is a high-severity vulnerability in Atlassian Jira Data Center, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2021-09-16.

How severe is CVE-2021-39128?

High severity. CVSS v3 base score is 7.2 out of 10.

RCE in Atlassian Jira Data Center

CVE-2021-39128

Affected versions of Atlassian Jira Server or Data Center using the Jira Service Management addon allow remote attackers with JIRA Administrators access to execute arbitrary Java code via a server-side template injection vulnerability in t…

EPSS: 0.018 (76.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Atlassian Jira Data Center — versions unspecified, 8.14.0
Atlassian Jira_data_center
Atlassian Jira Server — versions unspecified, 8.14.0
Atlassian Jira_server

Weakness classification (CWE)

References

security@atlassian.com (x_refsource_MISC, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39128?: CVE-2021-39128 is a high-severity vulnerability in Atlassian Jira Data Center, classified under Improper Neutralization of Special Elements Used in a Template Engine. CVSS score: 7.2/10. Published 2021-09-16.
How severe is CVE-2021-39128?: High severity. CVSS v3 base score is 7.2 out of 10.