CVE-2013-5456: IBM Java

High severity, CVSS 9.3. EPSS: 6% chance of exploitation in the next 30 days.

The com.ibm.rmi.io.SunSerializableFactory class in IBM Java SDK 7.0.0 before SR6 allows remote attackers to bypass a sandbox protection mechanism and execute arbitrary code via vectors related to deserialization inside the AccessController doPrivileged block.

Affected products

• IBM Java: version 7.0.0.0 only

Published 2013-11-24. Last modified 2026-06-16.