CVE-2026-108683CWE-400CWE-789denial-of-service

CVE-2026-108683

Medium · published October 11, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
22.6
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
5.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00310 · 22.6th percentile
Weaknesses
CWE-400 · Uncontrolled Resource Consumption; CWE-789 · Memory Allocation with Excessive Size Value
Published
2026-10-11T19:16Z
References (8)
https://vuldb.com/vuln/416391/cti · [email protected]https://github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report · [email protected]https://github.com/zhayujie/CowAgent/ · [email protected]https://github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54 · [email protected]https://github.com/zhayujie/CowAgent/releases/tag/2.2.0 · [email protected]https://vuldb.com/cve/CVE-2026-108683 · [email protected]https://vuldb.com/submit/958015 · [email protected]https://vuldb.com/vuln/416391 · [email protected]
EPSS history
Timeline
  • 13 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 11 OCT 14:30Z
    zhayujie CowAgent Media Download memory allocation
    cvelistv5
  • 11 OCT 14:30Z
    zhayujie CowAgent Media Download memory allocation
    cvelistv5