Information disclosure in Apache Software Foundation Cloudstack
CVE-2026-59655
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache CloudStack's OAuth authentication plugin while listing OAuth providers. This issue affects Apache CloudStack: from 4.19.0.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0. Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.
Vulnerability class: Information Disclosure
Affected products
Weakness classification (CWE)
References
- security@apache.org (vendor-advisory)