CVE-2011-1096: Red Hat JBoss Enterprise Portal Platform

Medium severity, CVSS 5.0. EPSS: 2.6% chance of exploitation in the next 30 days.

The W3C XML Encryption Standard, as used in the JBoss Web Services (JBossWS) component in JBoss Enterprise Portal Platform before 5.2.2 and other products, when using block ciphers in cipher-block chaining (CBC) mode, allows remote attackers to obtain plaintext data via a chosen-ciphertext attack on SOAP responses, aka "character encoding pattern attack."

Affected products

• Red Hat JBoss Enterprise Portal Platform: up to and including 5.2.1; version 5.0.0 only; version 5.0.1 only; version 5.1.0 only; version 5.1.1 only; version 5.2.0 only

Published 2012-11-23. Last modified 2026-06-16.