SEPTEMBER 17, 2026
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Case File

CVE-2026-84425

MEDIUM · CVSS 4.3 EPSS 0.27% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-02 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A denial of service vulnerability exists in the Browser Tool component of zhayujie CowAgent versions up to 2.1.3, specifically within the BrowserTool function of the browser_tool.py file. This flaw can be exploited remotely, potentially leading to service interruptions. Organizations using affected versions should prioritize remediation efforts, especially given the public disclosure of the exploit and the vendor's lack of response.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit
GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-84425
Severity
MEDIUM
CVSS
4.3
EPSS
0.27%

Original NVD Description

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.