{"id":"CVE-2026-101100","revision":"3e8dce1ba8b948a7a6e4efc81ec20174","records":[{"revision":"3e8dce1ba8b948a7a6e4efc81ec20174","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-101100","aliases":[],"title":"ag-ui-protocol ag-ui Middleware filter-tool-calls.ts FilterToolCallsMiddleware cleanup","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.","state":0,"publishedAt":"2026-09-28T17:30:15.988+00:00","modifiedAt":"2026-09-28T17:47:55.078+00:00","affected":[{"ecosystem":"Vendor product","name":"ag-ui","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ag-ui-protocol\",\n                    \"product\": \"ag-ui\",\n                    \"versions\": [\n                        {\n                            \"version\": \"2026-09-07\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"2026-09-08\",\n                            \"status\": \"unaffected\"\n                        }\n                    ],\n                    \"cpes\": [\n                        \"cpe:2.3:a:ag-ui-protocol:ag-ui:*:*:*:*:*:*:*:*\"\n                    ],\n                    \"modules\": [\n                        \"Middleware\"\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C","score":5.4,"severity":"MEDIUM"},{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:X/RL:O/RC:C","score":5.4,"severity":"MEDIUM"},{"system":"CVSS 2.0","vector":"AV:N/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C","score":5.5,"severity":null}],"references":["https://vuldb.com/vuln/410975","https://vuldb.com/vuln/410975/cti","https://vuldb.com/cve/CVE-2026-101100","https://vuldb.com/submit/934980","https://github.com/ag-ui-protocol/ag-ui/issues/2443","https://github.com/ag-ui-protocol/ag-ui/pull/2494","https://github.com/ag-ui-protocol/ag-ui/commit/c346119fe870b70f5c19738ee5119f3e1456e59d","https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08","https://github.com/ag-ui-protocol/ag-ui/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-101100","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-101100","identifiers":["CVE-2026-101100"]},"retained":false,"historicalAffected":[]}],"coverage":[]}