Path Traversal Vulnerability in zhayujie chatgpt-on-wechat CowAgent
CVE-2026-5998

6.9MEDIUM

Key Information:

Vendor

Zhayujie

Status
Chatgpt-on-wechat Cowagent
Vendor
CVE Published:
10 April 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-5998?

A flaw in the zhayujie chatgpt-on-wechat CowAgent prior to version 2.0.5 allows attackers to manipulate file path arguments within the API Memory Content Endpoint. This vulnerability can be exploited remotely, leading to potential unauthorized access to sensitive files. The vendor responded promptly by releasing a patch, making it essential for users to upgrade to version 2.0.5 to mitigate risks associated with this vulnerability.

Affected Version(s)

chatgpt-on-wechat CowAgent 2.0.0

chatgpt-on-wechat CowAgent 2.0.1

chatgpt-on-wechat CowAgent 2.0.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-5998 - Proof of Concept

References

https://vuldb.com/vuln/356552
vdb-entrytechnical-description
https://vuldb.com/vuln/356552/cti
signaturepermissions-required
https://vuldb.com/submit/793558
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Yu_Bao (VulDB User)
VulDB CNA Team
.