{"id":"CVE-2026-101100","published":"2026-09-28T18:17:16.977","lastModified":"2026-09-28T21:03:44.987","description":"A flaw has been found in ag-ui-protocol ag-ui up to 2026-09-07. This vulnerability affects the function FilterToolCallsMiddleware of the file sdks/typescript/packages/client/src/middleware/filter-tool-calls.ts of the component Middleware. Executing a manipulation can lead to incomplete cleanup. The attack may be launched remotely. Upgrading to version 2026-09-08 is able to resolve this issue. This patch is called c346119fe870b70f5c19738ee5119f3e1456e59d. It is suggested to upgrade the affected component.","cvssScore":5.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","cwes":["CWE-459"],"vendors":[],"products":[],"references":[{"url":"https://github.com/ag-ui-protocol/ag-ui/","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/commit/c346119fe870b70f5c19738ee5119f3e1456e59d","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/issues/2443","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/pull/2494","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08","tags":[]},{"url":"https://vuldb.com/cve/CVE-2026-101100","tags":[]},{"url":"https://vuldb.com/submit/934980","tags":[]},{"url":"https://vuldb.com/vuln/410975","tags":[]},{"url":"https://vuldb.com/vuln/410975/cti","tags":[]}],"exploitRefs":[{"url":"https://github.com/ag-ui-protocol/ag-ui/","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/commit/c346119fe870b70f5c19738ee5119f3e1456e59d","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/issues/2443","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/pull/2494","tags":[]},{"url":"https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08","tags":[]}],"hasPoc":true,"ai":null}