CVE-2021-39115

high-risk
Published 2021-09-01

Affected versions of Atlassian Jira Service Management Server and Data Center allow remote attackers with "Jira Administrators" access to execute arbitrary Java code or run arbitrary system commands via a Server_Side Template Injection vulnerability in the Email Template feature. The affected versions are before version 4.13.9, and from version 4.14.0 before 4.18.0.

Do I need to act?

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25.7% chance of exploitation in next 30 days
EPSS score — higher than 74% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.2/10 High
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Atlassian

References (2)

Third Party Advisory https://jira.atlassian.com/browse/JSDSERVER-8665
Third Party Advisory https://jira.atlassian.com/browse/JSDSERVER-8665
51
/ 100
high-risk
Severity 26/34 · High
Exploitability 15/34 · Moderate
Exposure 10/34 · Low