{
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    "cveMetadata": {
        "cveId": "CVE-2026-116479",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2026-10-26T10:59:47.732Z",
        "datePublished": "2026-10-26T19:45:11.028Z",
        "dateUpdated": "2026-10-27T14:18:35.499Z"
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                "shortName": "VulDB",
                "dateUpdated": "2026-10-26T19:45:11.028Z"
            },
            "title": "a2aproject a2a-java JSON-RPC Error getMessage information exposure",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-209",
                            "lang": "en",
                            "description": "Information Exposure Through Error Message"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-200",
                            "lang": "en",
                            "description": "Information Disclosure"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "a2aproject",
                    "product": "a2a-java",
                    "versions": [
                        {
                            "version": "1.2.0.Final",
                            "status": "affected"
                        },
                        {
                            "version": "1.3.0.Final",
                            "status": "unaffected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:a2aproject:a2a-java:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "JSON-RPC Error Handler"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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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                        "baseSeverity": "MEDIUM"
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                {
                    "time": "2026-10-26T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
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                    "value": "VulDB entry created"
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                    "lang": "en",
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            "credits": [
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                    "value": "colorfullbz (VulDB User)",
                    "type": "reporter"
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            ],
            "references": [
                {
                    "url": "https://vuldb.com/vuln/426392",
                    "name": "VDB-426392 | a2aproject a2a-java JSON-RPC Error getMessage information exposure",
                    "tags": [
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                        "technical-description"
                    ]
                },
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                    "url": "https://vuldb.com/vuln/426392/cti",
                    "name": "VDB-426392 | CTI Indicators (IOB, IOC, TTP, IOA)",
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                    ]
                },
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                    "url": "https://vuldb.com/cve/CVE-2026-116479",
                    "name": "CVE-2026-116479 | CVE Analysis and Report",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://vuldb.com/submit/1014889",
                    "name": "Submit #1014889 | a2aproject a2a-java ≤ v1.2.0.Final CWE-209",
                    "tags": [
                        "third-party-advisory"
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                },
                {
                    "url": "https://github.com/a2aproject/a2a-java/pull/1046",
                    "tags": [
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                {
                    "url": "https://github.com/a2aproject/a2a-java/commit/bbee3369f3825d0fba2373d821f6dc6d4fc82ec0",
                    "tags": [
                        "patch"
                    ]
                },
                {
                    "url": "https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final",
                    "tags": [
                        "patch"
                    ]
                },
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                    "url": "https://github.com/a2aproject/a2a-java/",
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                "x_open-source"
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            {
                "metrics": [
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                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-10-27T13:41:48.514393Z",
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                                "options": [
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                                        "Exploitation": "none"
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