CVE-2012-5352: Josso Java Open Single Sign-On Project Home

Medium severity, CVSS 5.8. EPSS: 2.5% chance of exploitation in the next 30 days.

Java Open Single Sign-On Project Home (JOSSO) allows remote attackers to forge messages and bypass authentication via a SAML assertion that lacks a Signature element, aka a "Signature exclusion attack."

Affected products

• Josso Java Open Single Sign-On Project Home: affected versions not specified

Published 2012-10-09. Last modified 2026-06-16.