Resource Allocation Vulnerability in CowAgent by zhayujie
CVE-2026-108768

5.3MEDIUM

Key Information:

Vendor

Zhayujie

Status
Cowagent
Vendor
CVE Published:
11 October 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-108768?

A vulnerability has been identified in zhayujie CowAgent versions up to 2.2.0, specifically within the json.loads function of the Streaming Tool-Call Argument Handler. This vulnerability allows for resource allocation manipulation, which could lead to adverse effects on system performance and availability. The exploit is accessible and may be executed remotely without the need for authentication. Despite being communicated to the vendor prior to public disclosure, zhayujie has not provided any response regarding remediation or mitigation strategies. Users utilizing affected versions are advised to take precautionary measures.

Affected Version(s)

CowAgent 2.0

CowAgent 2.1

CowAgent 2.2.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-108768 - Proof of Concept

References

https://vuldb.com/vuln/416550
vdb-entrytechnical-description
https://vuldb.com/vuln/416550/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108768
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

pengguogood (VulDB User)
VulDB CNA Team
.