Medium severity · published Oct 11, 2026
CVE-2026-108768
zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resources
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability was identified in zhayujie CowAgent up to 2.2.0. Affected by this issue is the function json.loads of the component Streaming Tool-Call Argument Handler. The manipulation leads to allocation of resources. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. 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:N/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 20% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
CowAgent · zhayujie
2.0; 2.1; 2.2.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-108768
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-108768
vdb-entry
https://vuldb.com/vuln/416550
signature
https://vuldb.com/vuln/416550/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-108768
third-party-advisory
https://vuldb.com/submit/958026
exploit
https://github.com/lche511/cve/tree/main/CowAgent_Tool_Call_Arguments_JSON_Repair_DoS_Report
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