CVE-2026-15329

MEDIUM

zhayujie CowAgent Browser Tool browser_tool.py BrowserTool._do_navigate information disclosure

Title source: cna
STIX 2.1

Description

A vulnerability was found in zhayujie CowAgent up to 2.1.0. This issue affects the function BrowserTool._do_navigate of the file agent/tools/browser/browser_tool.py of the component Browser Tool. Performing a manipulation results in information disclosure. The attack can be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

References (7)

Core 7
Core References
Vdb Entry, Technical Description vdb-entry technical-description
VDB-377272 | zhayujie CowAgent Browser Tool browser_tool.py BrowserTool._do_navigate information disclosure
https://vuldb.com/vuln/377272
Signature, Permissions Required signature permissions-required
VDB-377272 | CTI Indicators (IOB, IOC, TTP, IOA)
https://vuldb.com/vuln/377272/cti
Third Party Advisory third-party-advisory
CVE-2026-15329 | CVE Analysis and Report
https://vuldb.com/cve/CVE-2026-15329
Third Party Advisory third-party-advisory
Submit #853098 | zhayujie CowAgent <= 2.1.0 Exposure of Sensitive Information to an Unauthorized Actor (CWE-200)
https://vuldb.com/submit/853098
Exploit exploit issue-tracking
https://github.com/zhayujie/CowAgent/issues/2871

Scores

CVSS v3 4.3
EPSS 0.0024
EPSS Percentile 15.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-200 CWE-284
Status published
Products (2)
zhayujie/CowAgent 2.0
zhayujie/CowAgent 2.1.0
Published Jul 10, 2026
Tracked Since Jul 10, 2026