{"id":"CVE-2026-116479","revision":null,"records":[{"revision":"25a64a3e736e401db5b38abce9142cf8","observedAt":"2026-10-27T15:44:06.157+00:00","statement":{"source":"cve-program","id":"CVE-2026-116479","aliases":[],"title":"a2aproject a2a-java JSON-RPC Error getMessage information exposure","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.","state":0,"publishedAt":"2026-10-26T19:45:11.028+00:00","modifiedAt":"2026-10-27T14:18:35.499+00:00","affected":[{"ecosystem":"Vendor product","name":"a2a-java","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"a2aproject\",\n                    \"product\": \"a2a-java\",\n                    \"versions\": [\n                        {\n                            \"version\": \"1.2.0.Final\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"1.3.0.Final\",\n                            \"status\": \"unaffected\"\n                        }\n                    ],\n                    \"cpes\": [\n                        \"cpe:2.3:a:a2aproject:a2a-java:*:*:*:*:*:*:*:*\"\n                    ],\n                    \"modules\": [\n                        \"JSON-RPC Error Handler\"\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","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","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","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","score":4.3,"severity":"MEDIUM"},{"system":"CVSS 3.0","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","score":4.3,"severity":"MEDIUM"},{"system":"CVSS 2.0","vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N/E:ND/RL:OF/RC:C","score":4,"severity":null}],"references":["https://vuldb.com/vuln/426392","https://vuldb.com/vuln/426392/cti","https://vuldb.com/cve/CVE-2026-116479","https://vuldb.com/submit/1014889","https://github.com/a2aproject/a2a-java/pull/1046","https://github.com/a2aproject/a2a-java/commit/bbee3369f3825d0fba2373d821f6dc6d4fc82ec0","https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final","https://github.com/a2aproject/a2a-java/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-116479","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-116479","identifiers":["CVE-2026-116479"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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