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CVE-2026-74880

Estado: AnalizadaCrítica (9.3)—

openssl_encrypt versions before 1.4.0 accept refresh tokens as URL query parameters in keyserver and telemetry server routes. Attackers can extract tokens from server logs, proxy logs, browser history, and HTTP Referer headers to gain unauthorized access.

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.

Aplicación expuesta en red (AV:N, PR:N) permite extraer tokens de refresh de logs y encabezados HTTP para obtener acceso no autorizado (CWE-598: exposición de credenciales en URL).

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)

CWE

Referencias

JSON original (NVD)

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  "cveTags": [],
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          "role": "CISA Coordinator",
          "options": [
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          "integrityImpact": "HIGH",
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    "cvssMetricV40": [
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          "valueDensity": "NOT_DEFINED",
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          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED"
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      "affectedData": [
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          "versions": [
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  "published": "2026-08-17T11:16:42.593",
  "references": [
    {
      "url": "https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-4rh7-jwg9-m28m",
      "tags": [
        "Mitigation",
        "Vendor Advisory"
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    },
    {
      "url": "https://www.vulncheck.com/advisories/openssl-encrypt-before-token-leakage-via-query-parameters",
      "tags": [
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  "vulnStatus": "Analyzed",
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    }
  ],
  "lastModified": "2026-09-01T15:27:36.797",
  "configurations": [
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        {
          "negate": false,
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}