A vulnerability was identified in a2aproject a2a-go up to 2.4.0. The affected element is the function Cancel of the file internal/taskexec/distributed_manager.go of the component Distributed Manager. Such manipulation leads to denial of service. It is possible to launch the attack remotely. Upgrading to version 2.5.0 is sufficient to fix this issue. The name of the patch is 14e41a978b31e134ffa1170d8657f9dd98529aa3. Upgrading the affected component is advised.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 3
- StatusPublished → DeferredNVD modified 2026-10-27 14:52
- StatusReceived → PublishedNVD modified 2026-10-27 14:00
- First seenCVSS 6.9NVD modified 2026-10-27 14:16
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.
References 8
- https://github.com/a2aproject/a2a-go/
- https://github.com/a2aproject/a2a-go/commit/14e41a978b31e134ffa1170d8657f9dd98529aa3
- https://github.com/a2aproject/a2a-go/pull/409
- https://github.com/a2aproject/a2a-go/releases/tag/v2.5.0
- https://vuldb.com/cve/CVE-2026-117504
- https://vuldb.com/submit/1015053
- https://vuldb.com/vuln/427071
- https://vuldb.com/vuln/427071/cti