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CVE-2026-92361— ag-ui-protocol ag-ui SSE Client client.go 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 ag-ui-protocol 的 ag-ui 1.0 版本中发现了一个安全漏洞。该漏洞位于组件“SSE 客户端”中，影响文件 中的一个未知功能。攻击者可通过该缺陷进行资源消耗型攻击（如导致内存或 CPU 资源被大量占用）。此攻击可以远程执行。用于修复该问题的 Pull Request 正等待被接受合并。

CVSS 4.3 · Medium
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I. Basic Information for CVE-2026-92361

Vulnerability Information
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Vulnerability Title
ag-ui-protocol ag-ui SSE Client client.go resource consumption
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in ag-ui-protocol ag-ui 1.0. This affects an unknown function of the file sdks/community/go/pkg/client/sse/client.go of the component SSE Client. Such manipulation leads to resource consumption. The attack can be executed remotely. 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 1.0 cpe:2.3:a:ag-ui-protocol:ag-ui:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-92361

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-92361

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Patches & Fixes for CVE-2026-92361 (1)

Other References for CVE-2026-92361 (1)

Same Patch Batch · ag-ui-protocol · 2026-09-16 · 5 CVEs total

CVE-2026-92362 7.3 HIGH ag-ui-protocol ag-ui SSE Frame sse.rs resource consumption
CVE-2026-92360 6.3 MEDIUM ag-ui-protocol ag-ui Event Application Layer agent.ts prepareRunAgentInput origin validati
CVE-2026-92363 4.3 MEDIUM ag-ui-protocol ag-ui JSON sse_parser.cpp resource consumption
CVE-2026-92359 3.1 LOW ag-ui-protocol ag-ui CORSMiddleware utils.py create_strands_app cross-domain policy

IV. Related Vulnerabilities

Same product: ag-ui
Same vendor: ag-ui-protocol
Same weakness: CWE-400

V. Comments for CVE-2026-92361

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