What is CVE-2017-18102?

CVE-2017-18102 is a medium-severity vulnerability in Atlassian Atlassian-Renderer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-04-17.

How severe is CVE-2017-18102?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Atlassian Atlassian-Renderer

CVE-2017-18102

The wiki markup component of atlassian-renderer from version 8.0.0 before version 8.0.22 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in nested wiki markup.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (56.7th 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

Atlassian Atlassian-renderer — versions unspecified, 8.0.0
Atlassian Jira_server

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security@atlassian.com (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
security@atlassian.com (Permissions Required, x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2017-18102?: CVE-2017-18102 is a medium-severity vulnerability in Atlassian Atlassian-Renderer, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-04-17.
How severe is CVE-2017-18102?: Medium severity. CVSS v3 base score is 5.4 out of 10.