MEDIUMCVSS v3.1 4.3Vulnerability

CVE-2026-116477

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.

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-26T23:20:21.485325+00:00
Cvss severity
MEDIUM
Cvss score
4.3
Retrieved at
2026-10-26T23:21:23+00:00
Score
4.3
Cvss version
3.1
Last source
NVD
Cve id
CVE-2026-116477
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
First seen by Signal
2026-10-26T23:13:25+00:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Published at
2026-10-26T20:17:54.890
Last modified
2026-10-26T20:17:54.890

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CVE-2026-116477 (CVSS v3.1 4.3) — Ninja Signal Threat Intelligence | Ninja Signal