CVE-2026-5998

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

State: Published
Severity: 6.9 Medium
Published: Apr 10, 2026
Updated: Apr 10, 2026
Reserved: Apr 9, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P	VulDB
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C	VulDB
3.0	5.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C	VulDB
2.0	5.0 Medium	AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-22 Path Traversal

Affected Products

Product	Versions
chatgpt-on-wechat CowAgentzhayujie	2.0.0Affected 2.0.1Affected 2.0.2Affected 2.0.3Affected 2.0.4Affected 2.0.5Not affected

References

VDB-356552 | zhayujie chatgpt-on-wechat CowAgent API Memory Content Endpoint service.py dispatch path traversalvdb-entrytechnical-description
VDB-356552 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
Submit #793558 | zhayujie chatgpt-on-wechat (CowAgent) 2.0.4 Path Traversal Leading to Arbitrary File Readthird-party-advisory
https://github.com/zhayujie/chatgpt-on-wechat/issues/2734issue-tracking
https://github.com/zhayujie/chatgpt-on-wechat/issues/2734#issue-4178013778exploitissue-tracking
https://github.com/zhayujie/chatgpt-on-wechat/commit/174ee0cafc9e8e9d97a23c305418251485b8aa89patch
https://github.com/zhayujie/chatgpt-on-wechat/releases/tag/2.0.5patch

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