EUVD-2026-59604

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches...

CVE-2026-73635 Apache Struts: Unbounded growth of localized-text caches driven by the request locale

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches...

CVE-2026-73635

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches...

CVE-2026-73635

Apache Struts is vulnerable to an Allocation of resources without limits or throttling (CWE-770) issue. When no fixed locale is configured, the framework uses the locale from the incoming request for localized-text lookups. This allows an unauthenticated remote client to cause internal caches to ...

EUVD-2026-59603

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

CVE-2026-73634 Apache Struts: Unbounded read of a Content Security Policy violation report

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

CVE-2026-73634 Apache Struts: Unbounded read of a Content Security Policy violation report

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

CVE-2026-73634

Apache Struts is vulnerable to an uncontrolled resource consumption vulnerability (CWE-400) when an application exposes an endpoint to collect Content Security Policy (CSP) violation reports. The framework reads these reports into memory without bounding the input size, allowing an unauthenticate...

CVE-2026-73634

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

Exploit for CVE-2026-73633

CVE-2026-73633 Apache Struts S2-072 — PoC + Environment...

CVE-2026-73631: Unsynchronized Access to Shared Data in a Multithreaded Context

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

CVE-2026-73632: Unsynchronized Access to Shared Data in a Multithreaded Context

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-2026-73635: Allocation of Resources Without Limits or Throttling

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches...

CVE-2026-73634: Uncontrolled Resource Consumption

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

PT-2026-72882

Exposure of data element to wrong session vulnerability in the JSON plugin of Apache Struts. Per-request parsing state could be shared across concurrent requests, allowing data associated with one request to become observable in another, and configured parsing limits not to be enforced as intende...

PT-2026-72885

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches...

PT-2026-72884

Uncontrolled resource consumption vulnerability in Apache Struts. An application that exposes an endpoint collecting Content Security Policy violation reports reads the submitted report into memory without bounding how much it will accept, so a single request can exhaust the heap and deny service...

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...

Allocation of Resources Without Limits or Throttling

Overview org.apache.struts:struts2-core is a popular open-source framework for developing web applications in the Java programming language. Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the JSON plugin when handling JSON request bodie...

CVE-2026-73633

Uncontrolled resource consumption vulnerability in the JSON plugin of Apache Struts. When an application is configured to populate actions from a JSON request body, the plugin reads that body into memory without bounding how much it will accept, so a single request can exhaust the heap and deny...