What is CVE-2017-18039?

CVE-2017-18039 is a medium-severity vulnerability in Atlassian Jira, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-02-02.

How severe is CVE-2017-18039?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Atlassian Jira

CVE-2017-18039

The IncomingMailServers resource in Atlassian Jira from version 6.2.1 before version 7.4.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the messagesThreshold parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.011 (62.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Atlassian Jira — versions from 6.2.1 prior to 7.4.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@atlassian.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
security@atlassian.com (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-18039?: CVE-2017-18039 is a medium-severity vulnerability in Atlassian Jira, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-02-02.
How severe is CVE-2017-18039?: Medium severity. CVSS v3 base score is 6.1 out of 10.