CVE-2026-111761 A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery

A2A Java SDK is the official Java SDK for the Agent2Agent A2A Protocol. Prior to 1.3.0.Final, BasePushNotificationSender in server-common sends task data to the URL in TaskPushNotificationConfig without destination validation, scheme restrictions, or bounds on redirects...

CVE-2026-111761

The A2A Java SDK (prior to version 1.3.0.Final ) is vulnerable to Server-Side Request Forgery (SSRF) due to a lack of destination validation, scheme restrictions, or redirect bounds in the BasePushNotificationSender component. An unauthenticated caller can register a destination via SendMessage o...

EUVD-2026-105043

A2A Java SDK is the official Java SDK for the Agent2Agent A2A Protocol. Prior to 1.3.0.Final, BasePushNotificationSender in server-common sends task data to the URL in TaskPushNotificationConfig without destination validation, scheme restrictions, or bounds on redirects...

CVE-2026-111761 A2A Java SDK has Server-Side Request Forgery (SSRF) in push-notification delivery

A2A Java SDK is the official Java SDK for the Agent2Agent A2A Protocol. Prior to 1.3.0.Final, BasePushNotificationSender in server-common sends task data to the URL in TaskPushNotificationConfig without destination validation, scheme restrictions, or bounds on redirects...

CVE-2026-111761

A2A Java SDK is the official Java SDK for the Agent2Agent A2A Protocol. Prior to 1.3.0.Final, BasePushNotificationSender in server-common sends task data to the URL in TaskPushNotificationConfig without destination validation, scheme restrictions, or bounds on redirects...

PT-2026-118419

Name of the Vulnerable Software and Affected Versions A2A Java SDK versions prior to 1.3.0.Final Description The default InMemoryTaskStore configuration does not perform authorization on task reads. The no-argument constructor sets the authorizationProvider to null, and the getString taskId...

PT-2026-118388

Name of the Vulnerable Software and Affected Versions A2A Java SDK versions prior to 1.3.0.Final Description An unauthenticated caller can coerce the server into issuing HTTP requests to arbitrary internal and cloud-metadata endpoints from the server's own network position. This occurs because th...

PT-2026-120318

--- - Ecosystem: Maven - Affected package: org.a2aproject.sdk:a2a-java-sdk-server-common push-notification delivery - Affected versions: = 1.2.0.Final and 1.2.1.Final-SNAPSHOT on main prior to the fix - Patched version: the release that carries the fix - CWE: CWE-918 Server-Side Request Forgery -...

PT-2026-118418

Name of the Vulnerable Software and Affected Versions A2A Java SDK versions prior to 1.3.0.Final Description A malicious or compromised remote agent can cause the default JDK-based client to leak a configured API key to a third-party server. This occurs because the AuthInterceptor.intercept...

PT-2026-118420

Name of the Vulnerable Software and Affected Versions A2A Java SDK versions 1.3.0.Final through 1.3.1.Final Description The AndroidA2AHttpClient synchronous POST path incorrectly overrides the disabled-redirect setting in AndroidA2AHttpClient.createConnection with a default followRedirects value ...

PT-2026-118389

Name of the Vulnerable Software and Affected Versions A2A Java SDK versions prior to 1.3.0.Final Description The parseRequestBody function in the RestHandler.java file logs the entire JSON request body at a SEVERE level when JsonFormat.parser.merge throws an InvalidProtocolBufferException. This...

Agent2Agent A2A Java SDK Trust Management Vulnerability

The Agent2Agent A2A Java SDK versions from 1.3.0.Final to 1.3.2.Final contain a trust management issue. This issue arises because the AndroidA2AHttpClient’s synchronous POST path overrides the disabled redirection settings. Additionally, JSONRPCTransport and RestTransport send synchronous request...

Agent2Agent A2A Java SDK configuration error vulnerability

The Agent2Agent A2A Java SDK versions prior to 1.3.0.Final contain a security vulnerability. This vulnerability stems from the default InMemoryTaskStore configuration, which does not authorize task reads. Additionally, InMemoryTaskStore.get does not check the caller or owner of the call, and the...

CVE-2026-90820

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such...

CVE-2026-90819

A weakness has been identified in a2aproject a2a-java 1.2.0. The affected element is the function BasePushNotificationSender.dispatchNotification of the file server-common/src/main/java/org/a2aproject/sdk/server/tasks/BasePushNotificationSender.java of the component Authorization Header...

EUVD-2026-78090

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such...

CVE-2026-90820 a2aproject a2a-java AuthorizationRequestHandlerDecorator.java AuthorizationRequestHandlerDecorator.onListTasks authorization

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such...

CVE-2026-90820

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such...

CVE-2026-90820 a2aproject a2a-java AuthorizationRequestHandlerDecorator.java AuthorizationRequestHandlerDecorator.onListTasks authorization

A security vulnerability has been detected in a2aproject a2a-java 1.2.0. The impacted element is the function AuthorizationRequestHandlerDecorator.onListTasks of the file server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java. Such...

CVE-2026-90820

a2aproject a2a-java 1.2.0 contains a missing authorization flaw in the AuthorizationRequestHandlerDecorator.onListTasks function (file: server-common/src/main/java/org/a2aproject/sdk/server/requesthandlers/AuthorizationRequestHandlerDecorator.java). The vulnerability allows a remote attacker with...