Deserialization in Atlassian Jira

CVE-2020-14172

This issue exists to document that a security improvement in the way that Jira Server and Data Center use velocity templates has been implemented. The way in which velocity templates were used in Atlassian Jira Server and Data Center in affected versions allowed remote attackers to achieve remote code execution via insecure deserialization, if they were able to exploit a server side template injection vulnerability. The affected versions are before version 7.13.0, from version 8.0.0 before 8.5.0, and from version 8.6.0 before version 8.8.1.

Vulnerability class: Insecure Deserialization

EPSS: 0.025 (83.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-14172?
CVE-2020-14172 is a critical-severity vulnerability in Atlassian Jira, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2020-07-03.
How severe is CVE-2020-14172?
Critical severity. CVSS v3 base score is 9.8 out of 10.