CVE-2026-116477: fallo de gravedad media en a2aproject a2a-dotnet
a2aproject a2a-dotnet Parser A2AJsonRpcProcessor.cs A2AJsonRpcProcessor.ProcessRequestAsync information exposure
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 5.3epss 0.3%
A security vulnerability has been detected in a2aproject a2a-dotnet up to 1.0.0-preview2. The impacted element is the function A2AJsonRpcProcessor.ProcessRequestAsync of the file src/A2A.AspNetCore/A2AJsonRpcProcessor.cs of the component Parser. The manipulation leads to information exposure through error message. It is possible to initiate the attack remotely. Upgrading to version 1.0.0-preview3 is sufficient to resolve this issue. The identifier of the patch is ccbd12b6108a6a8f0fd5d8b4a9ece3c8a94ba1e4. Upgrading the affected component is recommended.
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
Productos afectados
a2aproject · a2a-dotnetCVEs relacionadas — a2aproject a2a-dotnet
En el mismo producto, de las más peligrosas a las menos.
Referencias
https://github.com/a2aproject/a2a-dotnet/https://github.com/a2aproject/a2a-dotnet/commit/ccbd12b6108a6a8f0fd5d8b4a9ece3c8a94ba1e4https://github.com/a2aproject/a2a-dotnet/pull/452https://github.com/a2aproject/a2a-dotnet/releases/tag/v1.0.0-preview3https://vuldb.com/cve/CVE-2026-116477https://vuldb.com/submit/1014890https://vuldb.com/vuln/426390https://vuldb.com/vuln/426390/cti