CVE-2026-117506
Published:October 27, 2026
Updated:October 29, 2026
A weakness has been identified in a2aproject a2a-java up to 1.2.0.Final. This affects the function InMemoryPushNotificationConfigStore.setInfo of the file extras/push-notification-config-store-database-jpa/src/main/java/org/a2aproject/sdk/extras/pushnotificationconfigstore/database/jpa/JpaDatabasePushNotificationConfigStore.java of the component Push Notification Config Store. Executing a manipulation can lead to resource consumption. The attack can be launched remotely. Upgrading to version 1.3.0.Final mitigates this issue. This patch is called b478810a03b4a16841d36aca5c6e87d8f48fce67. You should upgrade the affected component.
Affected Packages
https://github.com/a2aproject/a2a-java.git (GITHUB):
Affected version(s) >=v1.0.0.Alpha1 <v1.3.0.FinalFix Suggestion:
Update to version v1.3.0.Finalorg.a2aproject.sdk:a2a-java-extras-push-notification-config-store-database-jpa (JAVA):
Affected version(s) >=1.0.0.Alpha4 <1.3.0.FinalFix Suggestion:
Update to version 1.3.0.Finalorg.a2aproject.sdk:a2a-java-sdk-server-common (JAVA):
Affected version(s) >=1.0.0.Alpha4 <1.3.0.FinalFix Suggestion:
Update to version 1.3.0.FinalRelated Resources (9)
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Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
NOT DEFINED
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Exploit Maturity
NOT DEFINED
Weakness Type (CWE)
EPSS
Base Score:
0.31