Vulnerability in Zhayujie Cowagent

CVE-2026-84425

A vulnerability was found in zhayujie CowAgent up to 2.1.3. This impacts the function BrowserTool of the file agent/tools/browser/browser_tool.py of the component Browser Tool. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84425?
CVE-2026-84425 is a medium-severity vulnerability in Zhayujie Cowagent, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-09-02.
How severe is CVE-2026-84425?
Medium severity. CVSS v3 base score is 4.3 out of 10.