[ CVE-2026-108683 · Published 11 Oct 2026 ]
Vulnerability in zhayujie CowAgent
CVSS 4.3
EPSS <1%No fix listed yet
[ Why it matters ]Priority signals
- Public proof-of-concept exploit exists (CISA SSVC)
[ Description ]Official description
A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report
- github.com/zhayujie/CowAgent
- github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54
- github.com/zhayujie/CowAgent/releases/tag/2.2.0
- vuldb.com/cve/CVE-2026-108683
- vuldb.com/submit/958015
- vuldb.com/vuln/416391
- vuldb.com/vuln/416391/cti