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CVE-2026-108768

Status: DeferredLow (2.1)—
Severity2.1Low · CVSS 4.0
Exploitation probability0.45 %higher than 38% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

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

Base score
2.1
Version
4.0
Vector
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

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
0.45 %
Percentile among all scored CVEs
38
Score date
10/21/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Acceso remoto con PR:L (requiere autenticación previa) a servicio de Agent/herramienta; CWE-400/770 indica agotamiento de recursos (DoS). Vulnerabilidad en manipulación de json.loads sugiere ataque que requiere estar en la red interna o tener credenciales.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

ATT&CK mitigations that cover these techniques

Vulnerability ScanningThreat Intelligence ProgramPrivileged Account ManagementNetwork SegmentationFilter Network TrafficDisable or Remove Feature or Program

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Zhayujie — CowagentAI

CWEs

References

Show 5 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2026-108768",
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          "version": "2.0.3",
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    "cvssMetricV40": [
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          "Automatable": "NOT_DEFINED",
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          "exploitMaturity": "PROOF_OF_CONCEPT",
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          "vulnIntegrityImpact": "NONE",
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          "modifiedAttackRequirements": "NOT_DEFINED",
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          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
        }
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  },
  "affected": [
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      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*"
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          "modules": [
            "Streaming Tool-Call Argument Handler"
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          "product": "CowAgent",
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  "references": [
    {
      "url": "https://github.com/lche511/cve/tree/main/CowAgent_Tool_Call_Arguments_JSON_Repair_DoS_Report",
      "source": "cna@vuldb.com"
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      "url": "https://vuldb.com/cve/CVE-2026-108768",
      "source": "cna@vuldb.com"
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    {
      "url": "https://vuldb.com/submit/958026",
      "source": "cna@vuldb.com"
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      "source": "cna@vuldb.com"
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      "source": "cna@vuldb.com"
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  "weaknesses": [
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      "description": [
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          "value": "CWE-400"
        },
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    }
  ],
  "lastModified": "2026-10-13T20:17:23.367",
  "sourceIdentifier": "cna@vuldb.com"
}