CVE-2026-117503
5.3 MEDIUMpublic exploit availablePublished 2026-10-27 · Updated 2026-10-27
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD 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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
CWE-400, CWE-404
Public exploit & PoC references
All references
- https://github.com/a2aproject/a2a-go/
- https://github.com/a2aproject/a2a-go/commit/ff6035bd21e44bb3ee1bfa547885b8c08327fa01
- https://github.com/a2aproject/a2a-go/pull/396
- https://github.com/a2aproject/a2a-go/releases/tag/v2.5.0
- https://vuldb.com/cve/CVE-2026-117503
- https://vuldb.com/submit/1015052
- https://vuldb.com/vuln/427070
- https://vuldb.com/vuln/427070/cti
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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