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CVE-2026-41646

Estado: AnalizadaMedia (5.5)—

Nuclei is a vulnerability scanner built on a simple YAML-based DSL. From version 3.0.0 to before version 3.8.0, a vulnerability in Nuclei's JavaScript protocol runtime allows JavaScript templates to read local .js and .json files through the require() function, bypassing the default local file access restriction. This issue has been patched in version 3.8.0.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Projectdiscovery — Nuclei

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2026-41646",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-41646",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "poc"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-05-08T14:11:12.263139Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
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        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 5.5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "projectdiscovery",
          "product": "nuclei",
          "versions": [
            {
              "status": "affected",
              "version": ">= 3.0.0, < 3.8.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2026-05-08T04:16:18.383",
  "references": [
    {
      "url": "https://github.com/projectdiscovery/nuclei/commit/6f2ade6a9b427c284c15a43445f9c7f055e60e5d",
      "tags": [
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    },
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      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/projectdiscovery/nuclei/security/advisories/GHSA-29rg-wmcw-hpf4",
      "tags": [
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        "Vendor Advisory"
      ],
      "source": "security-advisories@github.com"
    },
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      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Nuclei is a vulnerability scanner built on a simple YAML-based DSL. From version 3.0.0 to before version 3.8.0, a vulnerability in Nuclei's JavaScript protocol runtime allows JavaScript templates to read local .js and .json files through the require() function, bypassing the default local file access restriction. This issue has been patched in version 3.8.0."
    }
  ],
  "lastModified": "2026-06-17T10:46:56.167",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "9E442141-1965-481A-BE82-B6DC11B58EAC",
              "versionEndExcluding": "3.8.0",
              "versionStartIncluding": "3.0.0"
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          ],
          "operator": "OR"
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  "sourceIdentifier": "security-advisories@github.com"
}