CVE-2026-108768CWE-400CWE-770denial-of-service

CVE-2026-108768

Medium · published October 11, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
38.2
In the wild
Unconfirmed
What it is

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.

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
0.00451 · 38.2th percentile
Weaknesses
CWE-400 · Uncontrolled Resource Consumption; CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-10-11T23:16Z
References (5)
https://github.com/lche511/cve/tree/main/CowAgent_Tool_Call_Arguments_JSON_Repair_DoS_Report · [email protected]https://vuldb.com/cve/CVE-2026-108768 · [email protected]https://vuldb.com/submit/958026 · [email protected]https://vuldb.com/vuln/416550 · [email protected]https://vuldb.com/vuln/416550/cti · [email protected]
EPSS history
Timeline
  • 13 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 11 OCT 18:59Z
    zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resources
    cvelistv5
  • 11 OCT 18:59Z
    zhayujie CowAgent Streaming Tool-Call Argument json.loads allocation of resources
    cvelistv5