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CVE-2025-13120

Estado: ModificadaBaja (1.9)—

A vulnerability has been found in mruby up to 3.4.0. This vulnerability affects the function sort_cmp of the file src/array.c. Such manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is eb398971bfb43c38db3e04528b68ac9a7ce509bc. It is advisable to implement a patch to correct this issue.

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)

Mruby — Mruby

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-13120",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-13120",
          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
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              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-11-13T16:19:04.859653Z"
        }
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    ],
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.1,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    ],
    "cvssMetricV31": [
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        "source": "cna@vuldb.com",
        "cvssData": {
          "scope": "UNCHANGED",
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          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L",
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        "exploitabilityScore": 1.8
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    "cvssMetricV40": [
      {
        "type": "Secondary",
        "source": "cna@vuldb.com",
        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 1.9,
          "Automatable": "NOT_DEFINED",
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "providerUrgency": "NOT_DEFINED",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "LOW",
          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "LOW",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "LOW",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "confidentialityRequirement": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      }
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  },
  "affected": [
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      "affectedData": [
        {
          "cpes": [
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          "vendor": "n/a",
          "product": "mruby",
          "versions": [
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              "version": "3.0"
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  "published": "2025-11-13T16:15:51.100",
  "references": [
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      "url": "https://github.com/makesoftwaresafe/mruby/pull/263",
      "tags": [
        "Issue Tracking"
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      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/mruby/mruby/",
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/mruby/mruby/commit/eb398971bfb43c38db3e04528b68ac9a7ce509bc",
      "tags": [
        "Patch"
      ],
      "source": "cna@vuldb.com"
    },
    {
      "url": "https://github.com/mruby/mruby/issues/6649",
      "tags": [
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      "source": "cna@vuldb.com"
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    {
      "url": "https://github.com/mruby/mruby/issues/6649#issue-3534393003",
      "tags": [
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        "Vendor Advisory"
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      "source": "cna@vuldb.com"
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    {
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      "tags": [
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      "source": "cna@vuldb.com"
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      "tags": [
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      "source": "cna@vuldb.com"
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      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
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    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        },
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability has been found in mruby up to 3.4.0. This vulnerability affects the function sort_cmp of the file src/array.c. Such manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is eb398971bfb43c38db3e04528b68ac9a7ce509bc. It is advisable to implement a patch to correct this issue."
    }
  ],
  "lastModified": "2026-06-17T08:33:31.820",
  "configurations": [
    {
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          "cpeMatch": [
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              "versionEndIncluding": "3.4.0"
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  "sourceIdentifier": "cna@vuldb.com"
}