zhayujie CowAgent Media Download memory allocation

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-108683
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-11 15:16:52 UTC
Updated2026-10-11 15:16:52 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v4.0 2.1 LOW from [email protected]

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-400 | CWE-789 | CWE-789 Uncontrolled Memory Allocation | CWE-400 Resource Consumption

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary2.1LOWCVSS: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/C...
4.0CNADECLARED5.3MEDIUMCVSS: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
3.1[email protected]Primary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.1CNADECLARED4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
3.0CNADECLARED4.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
2.0[email protected]Secondary4AV:N/AC:L/Au:S/C:N/I:N/A:P
2.0CNADECLARED4AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Zhayujie CowAgent affected 2.1.0 Not specified
CNA Zhayujie CowAgent affected 2.1.1 Not specified
CNA Zhayujie CowAgent affected 2.1.2 Not specified
CNA Zhayujie CowAgent affected 2.1.3 Not specified
CNA Zhayujie CowAgent affected 2.1.4 Not specified
CNA Zhayujie CowAgent affected 2.1.5 Not specified
CNA Zhayujie CowAgent affected 2.1.6 Not specified
CNA Zhayujie CowAgent affected 2.1.7 Not specified
CNA Zhayujie CowAgent affected 2.1.8 Not specified
CNA Zhayujie CowAgent affected 2.1.9 Not specified
CNA Zhayujie CowAgent unaffected 2.2.0 Not specified

References

ReferenceSourceLinkTags
github.com/zhayujie/CowAgent/releases/tag/2.2.0 [email protected] github.com
github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a... [email protected] github.com
github.com/zhayujie/CowAgent [email protected] github.com
github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report [email protected] github.com
vuldb.com/vuln/416391/cti [email protected] vuldb.com
vuldb.com/cve/CVE-2026-108683 [email protected] vuldb.com
vuldb.com/vuln/416391 [email protected] vuldb.com
vuldb.com/submit/958015 [email protected] vuldb.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: pengguogood (VulDB User) (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-10-10T00:00:00.000ZAdvisory disclosed
CNA2026-10-10T02:00:00.000ZVulDB entry created
CNA2026-10-10T23:27:33.000ZVulDB entry last update

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