Threat intelligence dashboard
CVE-2026-101100medium

ag-ui-protocol ag-ui Middleware filter-tool-calls.ts FilterToolCallsMiddleware cleanup

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.

Risk score

5.3

CVSS 4.0

Vendor
ag-ui-protocol
Product
ag-ui
CWE
CWE-459
Published
Sep 28, 2026
Updated
Sep 28, 2026
CISA KEV
Not flagged

Affected products and versions

ag-ui

ag-ui-protocol

Version / rangeStatusType
2026-09-07affected—
2026-09-08unaffected—

Technical metrics

5.3

CVSS 4.0

Severity
medium
Source
VulDB
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

5.4

CVSS 3.1

Severity
medium
Source
VulDB
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

5.4

CVSS 3.0

Severity
medium
Source
VulDB
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

5.5

CVSS 2.0

Severity
medium
Source
VulDB
Vector
AV:N/AC:L/Au:S/C:N/I:P/A:P/E:ND/RL:OF/RC:C