What is CVE-2018-20241?

CVE-2018-20241 is a medium-severity vulnerability in Atlassian Crucible, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-02-20.

How severe is CVE-2018-20241?

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

XSS in Atlassian Crucible

CVE-2018-20241

The Edit upload resource for a review in Atlassian Fisheye and Crucible before version 4.7.0 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the wbuser parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (55.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Atlassian Crucible
Atlassian Fisheye
Atlassian Fisheye And Crucible — versions unspecified

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, Vendor Advisory)
security@atlassian.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2018-20241?: CVE-2018-20241 is a medium-severity vulnerability in Atlassian Crucible, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-02-20.
How severe is CVE-2018-20241?: Medium severity. CVSS v3 base score is 5.4 out of 10.