CVE-2026-117503
Medium
Description
A vulnerability was determined in a2aproject a2a-go up to 2.4.0. Impacted is an unknown function of the file a2asrv/rest.go of the component REST SSE handler. This manipulation causes resource consumption. It is possible to initiate the attack remotely. Upgrading to version 2.5.0 is recommended to address this issue. Patch name: ff6035bd21e44bb3ee1bfa547885b8c08327fa01. It is recommended to upgrade the affected component.
SeverityMedium
CVSS5.3
Exploit probability—
ProductA2aproject A2a-go
PublishedOct 27, 2026
First seenOct 27, 2026
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| a2aproject a2a-go | 2.0, 2.1, 2.2, 2.3, 2.4.0 | — |
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