FKIE_CVE-2026-2256

Vulnerability from fkie_nvd - Published: 2026-03-02 21:16 - Updated: 2026-06-17 10:30
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Summary
A command injection vulnerability in ModelScope's ms-agent versions v1.6.0rc1 and earlier exists, allowing an attacker to execute arbitrary operating system commands through crafted prompt-derived input.
References
cret@cert.orghttps://github.com/Itamar-Yochpaz/CVE-2026-2256-PoC
cret@cert.orghttps://github.com/modelscope/ms-agent
cret@cert.orghttps://medium.com/@itamar.yochpaz/cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326
cret@cert.orghttps://www.hiddenlayer.com/research/indirect-prompt-injection-of-claude-computer-use
af854a3a-2127-422b-91ae-364da2661108https://www.kb.cert.org/vuls/id/431821
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "ms-agent",
          "vendor": "ModelScope",
          "versions": [
            {
              "lessThanOrEqual": "v1.6.0rc1",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cret@cert.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A command injection vulnerability in ModelScope\u0027s ms-agent versions v1.6.0rc1 and earlier exists, allowing an attacker to execute arbitrary operating system commands through crafted prompt-derived input."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de inyecci\u00f3n de comandos existe en las versiones v1.6.0rc1 y anteriores de ms-agent de ModelScope, permitiendo a un atacante ejecutar comandos arbitrarios del sistema operativo a trav\u00e9s de una entrada manipulada derivada de un prompt."
    }
  ],
  "id": "CVE-2026-2256",
  "lastModified": "2026-06-17T10:30:38.700",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-2256",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-03-03T20:06:53.906869Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-03-02T21:16:27.797",
  "references": [
    {
      "source": "cret@cert.org",
      "url": "https://github.com/Itamar-Yochpaz/CVE-2026-2256-PoC"
    },
    {
      "source": "cret@cert.org",
      "url": "https://github.com/modelscope/ms-agent"
    },
    {
      "source": "cret@cert.org",
      "url": "https://medium.com/@itamar.yochpaz/cve-2026-2256-from-ai-prompt-to-full-system-compromise-a4114c718326"
    },
    {
      "source": "cret@cert.org",
      "url": "https://www.hiddenlayer.com/research/indirect-prompt-injection-of-claude-computer-use"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.kb.cert.org/vuls/id/431821"
    }
  ],
  "sourceIdentifier": "cret@cert.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-77"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}



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Nomenclature

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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.