CVE-2021-39128

moderate-risk

Published 2021-09-16

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 the Email Template feature. The affected versions of Jira Server or Data Center are before version 8.13.12, and from version 8.14.0 before 8.19.1.

Do I need to act?

0.83% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.2/10 High

NETWORK / LOW complexity

Affected Products (2)

Jira Data Center

Jira Server

Affected Vendors

Atlassian

References (2)

Issue Tracking https://jira.atlassian.com/browse/JRASERVER-72804

/ 100

moderate-risk

Severity 26/34 · High

Exploitability 3/34 · Minimal

Exposure 7/34 · Low