CVE-2026-5998

MEDIUM

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

Title source: cna
STIX 2.1

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.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-356552 | zhayujie chatgpt-on-wechat CowAgent API Memory Content Endpoint service.py dispatch path traversal
https://vuldb.com/vuln/356552
Signature, Permissions Required signature permissions-required
VDB-356552 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/356552/cti
Third Party Advisory third-party-advisory
Submit #793558 | zhayujie chatgpt-on-wechat (CowAgent) 2.0.4 Path Traversal Leading to Arbitrary File Read
https://vuldb.com/submit/793558

Scores

CVSS v3 5.3
EPSS 0.0063
EPSS Percentile 45.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-22
Status published
Products (6)
zhayujie/chatgpt-on-wechat CowAgent 2.0.0
zhayujie/chatgpt-on-wechat CowAgent 2.0.1
zhayujie/chatgpt-on-wechat CowAgent 2.0.2
zhayujie/chatgpt-on-wechat CowAgent 2.0.3
zhayujie/chatgpt-on-wechat CowAgent 2.0.4
zhayujie/chatgpt-on-wechat CowAgent 2.0.5
Published Apr 10, 2026
Tracked Since Apr 10, 2026