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CVE-2026-5998— zhayujie chatgpt-on-wechat CowAgent API Memory Content Endpoint service.py dispatch path traversal

Quick assessment

Affected
zhayujie chatgpt-on-wechat 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.

CowAgent是zhayujie个人开发者的一个基于大模型的智能助理与可扩展Agent框架。 CowAgent 2.0.4及之前版本存在路径遍历漏洞，该漏洞源于对文件agent/memory/service.py中参数filename的错误操作，可能导致路径遍历。

CVSS 5.3 · Medium EPSS 0.70% · P51

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-5998

Vulnerability Information
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Vulnerability Title
zhayujie chatgpt-on-wechat CowAgent API Memory Content Endpoint service.py dispatch path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw has been found in zhayujie chatgpt-on-wechat CowAgent up to 2.0.4. This affects the function dispatch of the file agent/memory/service.py of the component API Memory Content Endpoint. This manipulation of the argument filename causes path traversal. The attack can be initiated remotely. The exploit has been published and may be used. Upgrading to version 2.0.5 mitigates this issue. Patch name: 174ee0cafc9e8e9d97a23c305418251485b8aa89. It is recommended to upgrade the affected component. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
CowAgent 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
CowAgent是zhayujie个人开发者的一个基于大模型的智能助理与可扩展Agent框架。 CowAgent 2.0.4及之前版本存在路径遍历漏洞，该漏洞源于对文件agent/memory/service.py中参数filename的错误操作，可能导致路径遍历。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
zhayujie chatgpt-on-wechat CowAgent 2.0.0 -

II. Public POCs for CVE-2026-5998

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III. Intelligence Information for CVE-2026-5998

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Patches & Fixes for CVE-2026-5998 (1)

Vendor Advisories for CVE-2026-5998 (1)

Proof of Concept for CVE-2026-5998 (1)

IV. Related Vulnerabilities

Same product: chatgpt-on-wechat CowAgent
Same vendor: zhayujie
Same weakness: CWE-22

V. Comments for CVE-2026-5998

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