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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.

PUBLISHED Reserved 2026-07-09 | Published 2026-07-10 | Updated 2026-07-14 | Assigner VulDB




MEDIUM: 5.3CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
MEDIUM: 4.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
MEDIUM: 4.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C
4.0AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:ND/RC:C

Problem types

Information Disclosure

Improper Access Controls

Product status

2.0
affected

2.1.0
affected

Timeline

2026-07-09:Advisory disclosed
2026-07-09:VulDB entry created
2026-07-09:VulDB entry last update

Credits

Eric-x (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/377272 (VDB-377272 | zhayujie CowAgent Browser Tool browser_tool.py BrowserTool._do_navigate information disclosure) vdb-entry technical-description

vuldb.com/vuln/377272/cti (VDB-377272 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-15329 (CVE-2026-15329 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/853098 (Submit #853098 | zhayujie CowAgent <= 2.1.0 Exposure of Sensitive Information to an Unauthorized Actor (CWE-200)) third-party-advisory

github.com/zhayujie/CowAgent/issues/2871 exploit issue-tracking

github.com/zhayujie/CowAgent/issues/2871 issue-tracking

github.com/zhayujie/CowAgent/ product

cve.org (CVE-2026-15329)

nvd.nist.gov (CVE-2026-15329)

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