Information disclosure in Zhayujie Cowagent
CVE-2026-15329
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.
Vulnerability class: Information Disclosure
Published · last modified .
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:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (34.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Zhayujie Cowagent — versions 2.0, 2.1.0
Weakness classification (CWE)
References
- vuldb.com/vuln/377272 (technical-description, vdb-entry)
- vuldb.com/vuln/377272/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-15329 (third-party-advisory)
- vuldb.com/submit/853098 (third-party-advisory)
- github.com/zhayujie/CowAgent/issues/2871 (issue-tracking, exploit)
- github.com/zhayujie/CowAgent/issues/2871 (issue-tracking)
- github.com/zhayujie/CowAgent/ (product)
Frequently asked questions
- What is CVE-2026-15329?
- CVE-2026-15329 is a medium-severity vulnerability in Zhayujie Cowagent, classified under Information Disclosure. CVSS score: 4.3/10. Published 2026-07-10.
- How severe is CVE-2026-15329?
- Medium severity. CVSS v3 base score is 4.3 out of 10.