Vulnerability in Zhayujie Cowagent
CVE-2026-108681
A security flaw has been discovered in zhayujie CowAgent up to 2.1.7. Impacted is an unknown function of the file channel/web/web_channel.py of the component Web Console. The manipulation of the argument session_id results in denial of service. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. Version 2.1.7 (commit dec28324) only partly mitigates via a 512MB body cap. The vendor was contacted early about this disclosure.
Published .
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:N/I:N/A:L.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Zhayujie Cowagent — versions 2.1.0, 2.1.1, 2.1.2
Weakness classification (CWE)
References
- vuldb.com/vuln/416389 (technical-description, vdb-entry)
- vuldb.com/vuln/416389/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-108681 (third-party-advisory)
- vuldb.com/submit/957910 (third-party-advisory)
- github.com/hackerguopeng/cve/tree/main/CowAgent_Web_Message_Queue_Thread_SSE_Do… (exploit)
Frequently asked questions
- What is CVE-2026-108681?
- CVE-2026-108681 is a medium-severity vulnerability in Zhayujie Cowagent, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-10-11.
- How severe is CVE-2026-108681?
- Medium severity. CVSS v3 base score is 4.3 out of 10.