CVE-2026-116479

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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://github.com/a2aproject/a2a-java/
https://github.com/a2aproject/a2a-java/commit/bbee3369f3825d0fba2373d821f6dc6d4fc82ec0
https://github.com/a2aproject/a2a-java/pull/1046
https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final
https://vuldb.com/cve/CVE-2026-116479
https://vuldb.com/submit/1014889
https://vuldb.com/vuln/426392
https://vuldb.com/vuln/426392/cti

Configurations

No configuration.

History

26 Oct 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-26 20:17

Updated : 2026-10-27 15:16

NVD link : CVE-2026-116479

Mitre link : CVE-2026-116479

CVE.ORG link : CVE-2026-116479

JSON object : View

Products Affected

No product.

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

CWE-209

Generation of Error Message Containing Sensitive Information

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