CVE-2013-1812: Fedoraproject Fedora

Medium severity, CVSS 4.3. EPSS: 2.1% chance of exploitation in the next 30 days.

The ruby-openid gem before 2.2.2 for Ruby allows remote OpenID providers to cause a denial of service (CPU consumption) via (1) a large XRDS document or (2) an XML Entity Expansion (XEE) attack.

Affected products

• Fedoraproject Fedora: version 17 only; version 18 only
• Janrain Ruby-Openid: up to and including 2.2.1; version 2.2.0 only

Published 2013-12-12. Last modified 2026-06-16.