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CVE-2026-71479

Full vulnerability record from the local CVENow database.

Description

New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to 1.0.0-rc.18, user-controlled image n, video seconds and duration, max_tokens, max_completion_tokens, maxOutputTokens, audio duration, and billing-expression quantities can overflow conversions in common/quota_math.go and related settlement paths, allowing a low-privileged account with positive balance or an active subscription to turn a negative charge into account credit and potentially drain upstream funds. This issue is fixed in version 1.0.0-rc.18.

Severity
CRITICAL
CVSS score
9.1 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2026-08-17 16:17:44.307000
Last modified
2026-10-24 15:10:00.190000
View original CVE JSON
{
  "id": "CVE-2026-71479",
  "sourceIdentifier": "[email protected]",
  "published": "2026-08-17T16:17:44.307",
  "lastModified": "2026-10-24T15:10:00.190",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "New API is a large language mode (LLM) gateway and artificial intelligence (AI) asset management system. Prior to 1.0.0-rc.18, user-controlled image n, video seconds and duration, max_tokens, max_completion_tokens, maxOutputTokens, audio duration, and billing-expression quantities can overflow conversions in common/quota_math.go and related settlement paths, allowing a low-privileged account with positive balance or an active subscription to turn a negative charge into account credit and potentially drain upstream funds. This issue is fixed in version 1.0.0-rc.18."
    },
    {
      "lang": "es",
      "value": "La nueva API es una pasarela de modo de lenguaje grande (LLM) y un sistema de gestión de activos de inteligencia artificial (IA). Antes de 1.0.0-rc.18, las cantidades controladas por el usuario de n de imagen, segundos y duración de video, max_tokens, max_completion_tokens, maxOutputTokens, duración de audio y expresión de facturación pueden desbordar las conversiones en common/quota_math.go y las rutas de liquidación relacionadas, permitiendo que una cuenta de bajo privilegio con saldo positivo o una suscripción activa convierta un cargo negativo en crédito de cuenta y potencialmente agote fondos ascendentes. Este problema está solucionado en la versión 1.0.0-rc.18."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "QuantumNous",
          "product": "new-api",
          "versions": [
            {
              "version": "< 1.0.0-rc.18",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.2
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-08-17T18:59:17.674957Z",
          "id": "CVE-2026-71479",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        },
        {
          "lang": "en",
          "value": "CWE-682"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://github.com/QuantumNous/new-api/commit/c9943d37ad93477dd937fc4901cc3c4e0fd8aaab",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/QuantumNous/new-api/commit/d0bd8aac742d1e160a5ca61743fe35f4fff880e8",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/QuantumNous/new-api/releases/tag/v1.0.0-rc.18",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/QuantumNous/new-api/security/advisories/GHSA-8r8v-xf7q-rcpr",
      "source": "[email protected]"
    }
  ]
}