A vulnerability has been found in ag-ui-protocol ag-ui up to 2026-09-07. This issue affects the function JSON.parse of the file legacy/convert.ts of the component Middleware. The manipulation leads to uncaught exception. Remote exploitation of the attack is possible. Upgrading to version 2026-09-08 is capable of addressing this issue. The identifier of the patch is 30f8c794d5b73df5c610153043db502b2cc106cc. Upgrading the affected component is recommended.
Weakness
An exception is thrown from a function, but it is not caught.
References
- https://github.com/ag-ui-protocol/ag-ui/
- https://github.com/ag-ui-protocol/ag-ui/commit/30f8c794d5b73df5c610153043db502b2cc106cc
- https://github.com/ag-ui-protocol/ag-ui/issues/2444
- https://github.com/ag-ui-protocol/ag-ui/pull/2493
- https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08
- https://vuldb.com/cve/CVE-2026-101101
- https://vuldb.com/submit/934981
- https://vuldb.com/vuln/410976
- https://vuldb.com/vuln/410976/cti