CVE-2017-18084

low-risk

Published 2018-02-02

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.

Do I need to act?

0.13% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 4.8/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Confluence

Affected Vendors

Atlassian

References (4)

Third Party Advisory http://www.securityfocus.com/bid/103064

Issue Tracking https://jira.atlassian.com/browse/CONFSERVER-54904

Third Party Advisory http://www.securityfocus.com/bid/103064

Issue Tracking https://jira.atlassian.com/browse/CONFSERVER-54904

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low-risk

Severity 19/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal