CVE-2026-117506

a2aproject a2a-java Push Notification Config Store JpaDatabasePushNotificationConfigStore.java InMemoryPushNotificationConfigStore.setInfo resource consumption

State: Published
Severity: 5.3 Medium
Published: Oct 27, 2026
Updated: Oct 27, 2026
Reserved: Oct 27, 2026

Read the record on cve.org

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
3.0	4.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
2.0	4.0 Medium	AV:N/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-400 Resource Consumption
CWE-404 Denial of Service

Affected Products

Product	Versions
a2a-javaa2aproject	1.2.0.FinalAffected 1.3.0.FinalNot affected

References

VDB-427073 | a2aproject a2a-java Push Notification Config Store JpaDatabasePushNotificationConfigStore.java InMemoryPushNotificationConfigStore.setInfo resource consumptionvdb-entrytechnical-description
VDB-427073 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-117506 | CVE Analysis and Reportthird-party-advisory
Submit #1015055 | a2aproject a2a-java ≤ 1.2.0.Final CWE-400third-party-advisory
https://github.com/a2aproject/a2a-java/pull/1044issue-trackingpatch
https://github.com/a2aproject/a2a-java/commit/b478810a03b4a16841d36aca5c6e87d8f48fce67patch
https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Finalpatch
https://github.com/a2aproject/a2a-java/product

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.