CVE-2026-120237

ag-ui-protocol ag-ui Interrupt expiry index.ts isInterruptExpired resource consumption

State: Published
Severity: 5.3 Medium
Published: Nov 1, 2026
Updated: Nov 1, 2026
Reserved: Oct 31, 2026

Description

A flaw has been found in ag-ui-protocol ag-ui up to 0.0.58. Affected by this issue is the function isInterruptExpired of the file sdks/typescript/packages/client/src/interrupts/index.ts of the component Interrupt expiry. This manipulation causes resource consumption. Remote exploitation of the attack is possible. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P	VulDB
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C	VulDB
3.0	4.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C	VulDB
2.0	4.0 Medium	AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C	VulDB

Weaknesses

CWE-400 Resource Consumption
CWE-404 Denial of Service

Affected Products

Product	Versions
ag-uiag-ui-protocol	0.0.1Affected 0.0.2Affected 0.0.3Affected 0.0.4Affected 0.0.5Affected 0.0.6Affected 0.0.7Affected 0.0.8Affected 0.0.9Affected 0.0.10Affected 0.0.11Affected 0.0.12Affected 0.0.13Affected 0.0.14Affected 0.0.15Affected 0.0.16Affected 0.0.17Affected 0.0.18Affected 0.0.19Affected 0.0.20Affected 0.0.21Affected 0.0.22Affected 0.0.23Affected 0.0.24Affected 0.0.25Affected and 33 more versions

References

VDB-429596 | ag-ui-protocol ag-ui Interrupt expiry index.ts isInterruptExpired resource consumptionvdb-entrytechnical-description
VDB-429596 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-120237 | CVE Analysis and Reportthird-party-advisory
Submit #1015179 | ag-ui-protocol ag-ui <=0.0.58 CWE-400third-party-advisory
https://github.com/ag-ui-protocol/ag-ui/issues/2525exploitissue-tracking
https://github.com/ag-ui-protocol/ag-ui/pull/3241issue-trackingpatch
https://github.com/ag-ui-protocol/ag-ui/product

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