XSS in Atlassian Jira

CVE-2020-4024

The attachment download resource in Atlassian Jira Server and Data Center before 8.5.5, and from 8.6.0 before 8.8.2, and from 8.9.0 before 8.9.1 allows remote attackers to inject arbitrary HTML or JavaScript via a Cross-Site Scripting (XSS…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (56.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-4024?
CVE-2020-4024 is a medium-severity vulnerability in Atlassian Jira, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-07-01.
How severe is CVE-2020-4024?
Medium severity. CVSS v3 base score is 5.4 out of 10.