CVE-2026-108682: zhayujie CowAgent Web Console upload read denial of service

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-11 · updated 2026-10-14
Weakness: CWE-404

Description

A weakness has been identified in zhayujie CowAgent up to 2.1.6. The affected element is the function read of the file /upload of the component Web Console. This manipulation causes denial of service. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

zhayujie CowAgent: 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5 (+1)

References

https://github.com/hackerguopeng/cve/tree/main/CowAgent_Web_Upload_File_Directory_DoS_Report
https://vuldb.com/cve/CVE-2026-108682
https://vuldb.com/submit/958012
https://vuldb.com/vuln/416390
https://vuldb.com/vuln/416390/cti

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