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CVE-2026-77914

Estado: Pendiente de análisisAlta (7.1)—

rConfig Core 8.0.0 before 8.2.13 contains a path traversal vulnerability that allows authenticated users to read arbitrary files by supplying crafted filenames containing directory traversal sequences to the export download endpoint. Attackers can manipulate the filename parameter with traversal sequences to escape the intended export directory and access files outside it that are readable by the application process.

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).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

Acceso remoto autenticado (PR:L) a servicio vulnerable que permite lectura de archivos arbitrarios mediante path traversal (CWE-22) en endpoint de descarga.

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2026-77914",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-77914",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-24T16:23:44.365298Z"
        }
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    "cvssMetricV31": [
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        "source": "disclosure@vulncheck.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ],
    "cvssMetricV40": [
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        "cvssData": {
          "Safety": "NOT_DEFINED",
          "version": "4.0",
          "Recovery": "NOT_DEFINED",
          "baseScore": 7.1,
          "Automatable": "NOT_DEFINED",
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/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": "NOT_DEFINED",
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          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "vulnAvailabilityImpact": "NONE",
          "availabilityRequirement": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "subConfidentialityImpact": "NONE",
          "vulnConfidentialityImpact": "HIGH",
          "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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  "affected": [
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      "source": "disclosure@vulncheck.com",
      "affectedData": [
        {
          "repo": "https://github.com/rconfig/rconfig",
          "vendor": "rconfig",
          "product": "rconfig",
          "versions": [
            {
              "status": "affected",
              "version": "8.0.0",
              "lessThan": "8.2.13",
              "versionType": "semver"
            }
          ],
          "packageURL": "pkg:github/rconfig/rconfig",
          "defaultStatus": "affected"
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  ],
  "published": "2026-08-24T17:18:18.260",
  "references": [
    {
      "url": "https://github.com/rconfig/rconfig/releases/tag/core-8.2.13",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://github.com/rconfig/rconfig/security/advisories/GHSA-m5rw-jcrm-mmwc",
      "source": "disclosure@vulncheck.com"
    },
    {
      "url": "https://www.vulncheck.com/advisories/rconfig-v8-core-path-traversal-via-export-download-endpoint",
      "source": "disclosure@vulncheck.com"
    }
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  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-22"
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    {
      "lang": "en",
      "value": "rConfig Core 8.0.0 before 8.2.13 contains a path traversal vulnerability that allows authenticated users to read arbitrary files by supplying crafted filenames containing directory traversal sequences to the export download endpoint. Attackers can manipulate the filename parameter with traversal sequences to escape the intended export directory and access files outside it that are readable by the application process."
    }
  ],
  "lastModified": "2026-09-23T18:14:58.577",
  "sourceIdentifier": "disclosure@vulncheck.com"
}