Highlights
Deserialization of Untrusted Data: 5 prior fixes. Scrutinize any change in this area.
RabbitConnectionFactoryBean.java: most-fixed (4 issues). Treat as high-risk during review.
9 high-severity fixes in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Deserialization of Untrusted Data: Arbitrary class loading during deserialization, directly linked to CVE-2017-4995, allows remote code execution.
Deserialization of Untrusted Data: Allowlist bypass via array types enabled deserialization of disallowed classes, risking RCE.
Deserialization of Untrusted Data: Multiple deserialization paths (toString, allowed list patterns) lacked proper restrictions, exposing untrusted data handling.