Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%

Buy Us a Coffee

CVE-2026-120237— ag-ui-protocol ag-ui Interrupt expiry index.ts isInterruptExpired resource consumption

Quick assessment

Affected

ag-ui-protocol ag-ui

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在的组件（版本 0.0.58 及以下）中发现了一个漏洞。该问题影响的是文件中组件的函数。此漏洞可导致资源消耗，且可被远程利用。相关利用代码已公开并可能被使用。用于修复该问题的拉取请求（Pull Request）目前仍在等待审核与合并。

CVSS 4.3 · Medium Updated Nov 02, 2026

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 58

Vendor	Product	Version Range	Status
ag-ui-protocol	ag-ui	`0.0.1`	affected
		`0.0.2`	affected
		`0.0.3`	affected
		`0.0.4`	affected
		`0.0.5`	affected
		`0.0.6`	affected
		`0.0.7`	affected
		`0.0.8`	affected
… +50 more rows

Get alerts for future matching vulnerabilities Log in to subscribe

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

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

Source: CVE Program / CVE List V5

Vulnerability 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.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Source: CVE Program / CVE List V5

Vulnerability Type

未加控制的资源消耗(资源穷尽)

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
ag-ui-protocol	ag-ui	0.0.1	`cpe:2.3:a:ag-ui-protocol:ag-ui::::::::`

II. Public POCs for CVE-2026-120237

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-120237

请登录查看更多情报信息。

Other References for CVE-2026-120237 (1)

CVE-2026-120237 | ag-ui-protocol ag-ui up to 0.0.58 Interrupt expiry index.ts isInterruptExpired resource consumption (Issue 2525) vdb-entry technical-description

Other References for CVE-2026-120237 (5)

https://github.com/ag-ui-protocol/ag-ui/issues/2525 exploit issue-tracking
https://github.com/ag-ui-protocol/ag-ui/pull/3241 issue-tracking patch
https://vuldb.com/cve/CVE-2026-120237 third-party-advisory
https://vuldb.com/vuln/429596/cti signature permissions-required
https://vuldb.com/submit/1015179 third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-120237

Same Patch Batch · ag-ui-protocol · 2026-11-01 · 5 CVEs total

CVE-2026-120236	6.3 MEDIUM	ag-ui-protocol ag-ui Transport Decoder input validation
CVE-2026-120233	5.3 MEDIUM	ag-ui-protocol ag-ui HttpAgent http.ts information disclosure
CVE-2026-120234	4.3 MEDIUM	ag-ui-protocol ag-ui HTTP Transport e.text resource consumption
CVE-2026-120235	4.3 MEDIUM	ag-ui-protocol ag-ui SSE Parser sse.ts parseSSEStream resource consumption

IV. Related Vulnerabilities

Same product: ag-ui

Same vendor: ag-ui-protocol

Same weakness: CWE-400