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CVE-2026-108768— zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resources

Quick assessment

Affected
zhayujie CowAgent
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 zhayujie CowAgent 2.2.0 及更早版本中发现了一个漏洞。该漏洞影响的是 Streaming Tool-Call Argument Handler 组件中的 json.loads 函数。该漏洞可导致资源被恶意分配，攻击者能够远程发起攻击。目前漏洞利用代码已公开，可能被攻击者利用。供应商已在早期被联系告知此安全问题，但并未作出任何回应。

CVSS 4.3 · Medium EPSS 0.45% · P37

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
zhayujie CowAgent 2.0 affected
2.1 affected
2.2.0 affected
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I. Basic Information for CVE-2026-108768

Vulnerability Information
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Vulnerability Title
zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resources
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was identified in zhayujie CowAgent up to 2.2.0. Affected by this issue is the function json.loads of the component Streaming Tool-Call Argument Handler. The manipulation leads to allocation of resources. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
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
不加限制或调节的资源分配
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
zhayujie CowAgent 2.0 cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-108768

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III. Intelligence Information for CVE-2026-108768

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Proof of Concept for CVE-2026-108768 (1)

Same Patch Batch · zhayujie · 2026-10-11 · 5 CVEs total

CVE-2026-108682 5.4 MEDIUM zhayujie CowAgent Web Console upload read denial of service
CVE-2026-108681 4.3 MEDIUM zhayujie CowAgent Web Console web_channel.py denial of service
CVE-2026-108683 4.3 MEDIUM zhayujie CowAgent Media Download memory allocation
CVE-2026-108769 4.3 MEDIUM zhayujie CowAgent Markdown Rendering Markdown.tsx denial of service

IV. Related Vulnerabilities

Same product: CowAgent
Same vendor: zhayujie
Same weakness: CWE-770

V. Comments for CVE-2026-108768

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