CVE-2026-84425

MEDIUM CVSS 4.0: 2.1 EPSS 0.27%
Updated Sep 02, 2026
Zhayujie
Parameter Value
CVSS 2.1 (MEDIUM)
Type CWE-404 (Improper Resource Shutdown or Release)
Vendor Zhayujie
Public PoC No

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.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption

CVSS Vector v4.0

Vulnerable Products

zhayujie:cowagent

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