What is CVE-2017-18084?

CVE-2017-18084 is a medium-severity vulnerability in Atlassian Confluence, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-02-02.

How severe is CVE-2017-18084?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Atlassian Confluence

CVE-2017-18084

The usermacros resource in Atlassian Confluence Server before version 6.3.4 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through the description of a macro.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (44.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

Affected products

Atlassian Confluence — versions prior to 6.3.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2017-18084?: CVE-2017-18084 is a medium-severity vulnerability in Atlassian Confluence, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-02-02.
How severe is CVE-2017-18084?: Medium severity. CVSS v3 base score is 4.8 out of 10.