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TI-2026-05261 Aliases CVE-2026-5998GHSA-m63g-rhjw-f2v6

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

Priority HIGH 70CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Information disclosure
Confidentiality · integrity · availability
Low · None · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00645 51st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed chatgpt-on-wechat CowAgent (zhayujie): 2.0.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
zhayujiechatgpt-on-wechat CowAgent2.0.0; 2.0.1; 2.0.2; 2.0.3; 2.0.42.0.5Patch availableCNA
  • chatgpt-on-wechat CowAgent Vendorzhayujie Affected 2.0.0; 2.0.1; 2.0.2; 2.0.3; 2.0.4 Fixed in 2.0.5 Patch available CNA

Remediation

  • Fix · CNA chatgpt-on-wechat CowAgent (zhayujie) Fixed in 2.0.5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-5998
  2. 2026-10-03 Alias added: GHSA-m63g-rhjw-f2v6

References

Exploit 1

Patch 2

Other 1

  • TI-2026-12902 zhayujie CowAgent Vision Tool vision.py _download_to_data_url server-side request forgery CVSS 4.0MEDIUM 6.9
  • TI-2026-12400 zhayujie chatgpt-on-wechat CowAgent wx Endpoint common.py verify_server missing authentication CVSS 4.0MEDIUM 6.9
  • TI-2026-08952 zhayujie chatgpt-on-wechat Bash Tool bash.py _get_safety_warning os command injection CVSS 4.0MEDIUM 6.9
  • TI-2026-05370 zhayujie chatgpt-on-wechat CowAgent Administrative HTTP Endpoint missing authentication CVSS 4.0MEDIUM 6.9
  • TI-2026-70803 Denial of service in zhayujie CowAgent Markdown rendering CVSS 4.0MEDIUM 5.3
  • TI-2026-70799 Unlimited resource allocation in zhayujie CowAgent tool-call parsing CVSS 4.0MEDIUM 5.3
See all 18 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences