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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| a2aproject | a2a-java | 1.2.0.Final | 1.3.0.Final |
References
- VDB-426392 | a2aproject a2a-java JSON-RPC Error getMessage information exposure vdb-entry technical-description
- VDB-426392 | CTI Indicators (IOB, IOC, TTP, IOA) signature permissions-required
- CVE-2026-116479 | CVE Analysis and Report third-party-advisory
- Submit #1014889 | a2aproject a2a-java ≤ v1.2.0.Final CWE-209 third-party-advisory
- https://github.com/a2aproject/a2a-java/pull/1046 issue-tracking patch
- https://github.com/a2aproject/a2a-java/commit/bbee3369f3825d0fba2373d821f6dc6d4fc82ec0 patch
- https://github.com/a2aproject/a2a-java/releases/tag/v1.3.0.Final patch
- https://github.com/a2aproject/a2a-java/ product