CVE-2026-92359
Description
A security flaw has been discovered in ag-ui-protocol ag-ui 0.3.0. The affected element is the function create_strands_app of the file integrations/aws-strands/python/src/ag_ui_strands/utils.py of the component CORSMiddleware. The manipulation results in permissive cross-domain policy with untrusted domains. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. Upgrading to version AGUI.Abstractions@0.0.6 is sufficient to fix this issue. The patch is identified as 9b143b9668fa52c2054ede9d34a45ac4b4401089. It is suggested to upgrade the affected component.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/ag-ui-protocol/ag-ui/
- https://github.com/ag-ui-protocol/ag-ui/commit/9b143b9668fa52c2054ede9d34a45ac4b4401089
- https://github.com/ag-ui-protocol/ag-ui/issues/2433
- https://github.com/ag-ui-protocol/ag-ui/pull/2492
- https://github.com/ag-ui-protocol/ag-ui/releases/tag/AGUI.Abstractions%400.0.6
- https://vuldb.com/cve/CVE-2026-92359
- https://vuldb.com/submit/934120
- https://vuldb.com/vuln/405445
- https://vuldb.com/vuln/405445/cti
CWEs
CWE-346 CWE-942
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.