CVE-2020-36240: Atlassian Crowd

Medium severity, CVSS 5.3. EPSS: 1.3% chance of exploitation in the next 30 days.

The ResourceDownloadRewriteRule class in Crowd before version 4.0.4, and from version 4.1.0 before 4.1.2 allowed unauthenticated remote attackers to read arbitrary files within WEB-INF and META-INF directories via an incorrect path access check.

Affected products

• Atlassian Crowd: before 4.0.4 (fixed in 4.0.4); from 4.1.0, before 4.1.2 (fixed in 4.1.2)

Published 2021-03-01. Last modified 2026-06-17.