What is CVE-2020-4023?

CVE-2020-4023 is a medium-severity vulnerability in Atlassian Crucible, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-06-01.

How severe is CVE-2020-4023?

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

XSS in Atlassian Crucible

CVE-2020-4023

The review coverage resource in Atlassian Fisheye and Crucible before version 4.8.2 allows remote attackers to inject arbitrary HTML or Javascript via a cross site scripting (XSS) vulnerability through the committerFilter parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Atlassian Crucible — versions unspecified
Atlassian Fisheye — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2020-4023?: CVE-2020-4023 is a medium-severity vulnerability in Atlassian Crucible, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-06-01.
How severe is CVE-2020-4023?: Medium severity. CVSS v3 base score is 5.4 out of 10.