Auth bypass in Zhayujie Chatgpt-On-Wechat Cowagent
CVE-2026-6129
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.
Vulnerability class: Broken Authentication
EPSS: 0.004 (31.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Zhayujie Chatgpt-on-wechat Cowagent — versions 2.0.0, 2.0.1, 2.0.2
Weakness classification (CWE)
References
- cna@vuldb.com (vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2026-6129?
- CVE-2026-6129 is a high-severity vulnerability in Zhayujie Chatgpt-On-Wechat Cowagent, classified under Improper Authentication. CVSS score: 7.3/10. Published 2026-04-12.
- How severe is CVE-2026-6129?
- High severity. CVSS v3 base score is 7.3 out of 10.