Medium severity · published Oct 11, 2026
CVE-2026-108682
zhayujie CowAgent Web Console upload read denial of service
5.4
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
CowAgent · zhayujie
2.1.0; 2.1.1; 2.1.2; 2.1.3; 2.1.4; 2.1.5; +1 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-108682
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-108682
vdb-entry
https://vuldb.com/vuln/416390
signature
https://vuldb.com/vuln/416390/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-108682
third-party-advisory
https://vuldb.com/submit/958012
exploit
https://github.com/hackerguopeng/cve/tree/main/CowAgent_Web_Upload_File_Directory_DoS_Report
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