CVE-2026-76647 Leantime JSON-RPC API contains a missing authorization vulnerability

Leantime JSON-RPC API through version 3.9.0 contains a missing authorization vulnerability in the JSON-RPC dispatcher in app/Domain/Api/Controllers/Jsonrpc.php. The dispatcher does not enforce authorization before invoking service-layer methods, allowing an authenticated user to call methods or a...

EUVD-2026-62708

Leantime JSON-RPC API through version 3.9.0 contains a missing authorization vulnerability in the JSON-RPC dispatcher in app/Domain/Api/Controllers/Jsonrpc.php. The dispatcher does not enforce authorization before invoking service-layer methods, allowing an authenticated user to call methods or a...

BIT-ELK-2026-72680 Authorization Bypass Through User-Controlled Key in Kibana Agent Builder Leading to Unauthorized Data Modification

Kibana Agent Builder A2A JSON-RPC API endpoint derives the identifier of a stored conversation from a user-supplied input, and the ownership check on that identifier does not distinguish between a conversation that does not exist and one that exists but belongs to another user. As a result, an...

PT-2026-78656

Leantime JSON-RPC API through version 3.9.0 contains a missing authorization vulnerability in the JSON-RPC dispatcher in app/Domain/Api/Controllers/Jsonrpc.php. The dispatcher does not enforce authorization before invoking service-layer methods, allowing an authenticated user to call methods or a...

CVE-2026-76647: Exposure of Sensitive Information to an Unauthorized Actor

Leantime JSON-RPC API through version 3.9.0 contains a missing authorization vulnerability in the JSON-RPC dispatcher in app/Domain/Api/Controllers/Jsonrpc.php. The dispatcher does not enforce authorization before invoking service-layer methods, allowing an authenticated user to call methods or a...

PT-2026-79959

Kibana Agent Builder A2A JSON-RPC API endpoint derives the identifier of a stored conversation from a user-supplied input, and the ownership check on that identifier does not distinguish between a conversation that does not exist and one that exists but belongs to another user. As a result, an...

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Overview Affected versions of this package are vulnerable to Use of Externally-Controlled Input to Select Classes or Code 'Unsafe Reflection' via ProcedureDescription.computeReturnTypeAsJavaClass in src/main/java/com/rabbitmq/tools/jsonrpc/ProcedureDescription.java. An attacker can trigger loadin...

CVE-2026-63337

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

RabbitMQ Java client: Unvalidated Class.forName in JSON-RPC ProcedureDescription enables arbitrary class loading

The JSON-RPC tools in com.rabbitmq.tools.jsonrpc perform Class.forNamejavaReturnType with initialize=true on class names received from untrusted AMQP messages, without any validation or allowlist. Vulnerable code ProcedureDescription.java:101-127: When a JsonRpcClient connects, it calls...

GHSA-6G32-PXV4-2WFJ RabbitMQ Java client: Unvalidated Class.forName in JSON-RPC ProcedureDescription enables arbitrary class loading

The JSON-RPC tools in com.rabbitmq.tools.jsonrpc perform Class.forNamejavaReturnType with initialize=true on class names received from untrusted AMQP messages, without any validation or allowlist. Vulnerable code ProcedureDescription.java:101-127: When a JsonRpcClient connects, it calls...

CVE-2026-63337

The RabbitMQ Java client (pre-5.33.0) passes an untrusted javaReturnType from system.describe through Class.forName with initialization enabled, allowing an attacker controlling broker responses to trigger arbitrary class static initializers in the victim JVM, affecting confidentiality, integrity...

CVE-2026-63337 RabbitMQ Java client: Unvalidated Class.forName in JSON-RPC ProcedureDescription enables arbitrary class loading

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

EUVD-2026-61043

The RabbitMQ Java client library allows Java and JVM-based applications to connect to and interact with RabbitMQ nodes. Prior to 5.33.0, com.rabbitmq.tools.jsonrpc.ProcedureDescription receives a javaReturnType value in an untrusted system.describe response and passes it through JSONUtil.tryFill,...

PT-2026-77211

Name of the Vulnerable Software and Affected Versions RabbitMQ Java client library versions prior to 5.33.0 Description The RabbitMQ Java client library contains an issue where com.rabbitmq.tools.jsonrpc.ProcedureDescription processes a javaReturnType value from an untrusted system.describe...

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...

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...

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...

Authorization Bypass Through User-Controlled Key

Overview kibana is an open source Apache Licensed, browser-based analytics and search dashboard for Elasticsearch. Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the A2A JSON-RPC API endpoint. An attacker can overwrite and reassign another...