Exposure Of Data Element To The Wrong Session

Apache Struts is vulnerable to an exposure of data element to the wrong session. The vulnerability is due to per-response serialization state being shared across concurrent requests in the SMD/JSON-RPC handling of the JSON interceptor, which allows an attacker to potentially observe response...

Unsynchronized Access to Shared Data in a Multithreaded Context

Overview Affected versions of this package are vulnerable to Unsynchronized Access to Shared Data in a Multithreaded Context in the JSON plugin's SMD/JSON-RPC handling. An attacker can access response content intended for another user's session by making concurrent requests, potentially exposing...

CVE-2026-73632

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...

CVE-2026-73632

Apache Struts version 7.2.1 is vulnerable to a data exposure flaw in the JSON plugin due to unsynchronized access to shared data in a multithreaded context. Specifically, the per-response serialization state for SMD / JSON-RPC handling could be shared across concurrent requests, potentially allow...

PT-2026-72883

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-response serialization state could be shared across concurrent requests, allowing response content associated with one request to become observable in another. Only the SMD / JSON-RPC handling of the...