A flaw has been found in a2aproject a2a-java up to 1.2.0.Final. This impacts the function getMessage of the component JSON-RPC Error Handler. This manipulation causes information exposure through error message. The attack can be initiated remotely. Upgrading to version 1.3.0.Final will fix this issue. Patch name: bbee3369f3825d0fba2373d821f6dc6d4fc82ec0. Upgrading the affected component is advised.

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Fixes

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Workaround

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History

Tue, 27 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 26 Oct 2026 20:00:00 +0000

Type Values Removed Values Added
Description A flaw has been found in a2aproject a2a-java up to 1.2.0.Final. This impacts the function getMessage of the component JSON-RPC Error Handler. This manipulation causes information exposure through error message. The attack can be initiated remotely. Upgrading to version 1.3.0.Final will fix this issue. Patch name: bbee3369f3825d0fba2373d821f6dc6d4fc82ec0. Upgrading the affected component is advised.
Title a2aproject a2a-java JSON-RPC Error getMessage information exposure
First Time appeared A2aproject
A2aproject a2a-java
Weaknesses CWE-200
CWE-209
CPEs cpe:2.3:a:a2aproject:a2a-java:*:*:*:*:*:*:*:*
Vendors & Products A2aproject
A2aproject a2a-java
References
Metrics cvssV2_0

{'score': 4, 'vector': 'AV:N/AC:L/Au:S/C:P/I:N/A:N/E:ND/RL:OF/RC:C'}

cvssV3_0

{'score': 4.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C'}

cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-27T14:18:35.499Z

Reserved: 2026-10-26T10:59:47.732Z

Link: CVE-2026-116479

cve-icon Vulnrichment

Updated: 2026-10-27T13:41:49.792Z

cve-icon NVD

Status : Deferred

Published: 2026-10-26T20:17:55.253

Modified: 2026-10-27T15:16:33.240

Link: CVE-2026-116479

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-26T23:00:19Z

Weaknesses