CVE-2020-4023: Atlassian Crucible

Medium severity, CVSS 5.4. EPSS: 0.8% chance of exploitation in the next 30 days.

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.

Affected products

• Atlassian Crucible: before 4.8.2 (fixed in 4.8.2)
• Atlassian Fisheye: before 4.8.2 (fixed in 4.8.2)

Published 2020-06-01. Last modified 2026-06-17.