zhayujie chatgpt-on-wechat CowAgent Agent Mode Service missing authentication
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
A vulnerability was detected in zhayujie chatgpt-on-wechat CowAgent up to 2.0.4. This affects an unknown function of the component Agent Mode Service. Performing a manipulation results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-6129
- 2026-10-03 Alias added: GHSA-8r42-22r7-vfg2
- 2026-10-13 EPSS moved to the 50th–90th percentile
- 2026-10-25 EPSS moved to the below the 50th percentile
References
More zhayujie vulnerabilities
- 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-2026-05261 zhayujie chatgpt-on-wechat CowAgent API Memory Content Endpoint service.py dispatch path traversal CVSS 4.0MEDIUM 6.9
- TI-2026-70803 Denial of service in zhayujie CowAgent Markdown rendering CVSS 4.0MEDIUM 5.3
Sources
- CVE-2026-6129 · CVE Program
- CVE-2026-6129 · NVD
- FIRST EPSS
- GHSA-8r42-22r7-vfg2 · GitHub Advisory Database · CC BY 4.0
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