CVE-2026-73370

Estado: AplazadaCrítica (9.8)—

Incorrect Authorization vulnerability in Apache Syncope.

Delegated administration security checks performed by Reconciliation service's pull and push, being incomplete, could accept calls by administrator not provided with adequate entitlements.

This issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2.

Users are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 9.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.51%
Percentil entre todas las CVEs puntuadas: 42
Fecha de la puntuación: 6/10/2026

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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access85 %
Impacto principalT1078 Valid Accountsstealth · persistence · privilege escalation · initial access90 %
Impacto secundarioT1565.002 Transmitted Data Manipulationimpact75 %

CWE-863 (Incorrect Authorization) en servicio remoto sin autenticación (AV:N PR:N UI:N) permite acceso no autorizado. Administradores sin permisos pueden ejecutar operaciones de reconciliación; acceso a datos y modificación de registros.

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

Privileged Account Management Application Developer Guidance Active Directory Configuration Vulnerability Scanning User Training User Account Management

Tecnologías afectadas (1)

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

Apache — Syncope^AI

CWE

CWE-863

Referencias

JSON original (NVD)

Mostrar

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  "id": "CVE-2026-73370",
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "none"
            },
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            },
            {
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            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-09-14T19:30:24.006848Z"
        }
      }
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    "cvssMetricV31": [
      {
        "type": "Secondary",
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          "userInteraction": "NONE",
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          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 3.9
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  "affected": [
    {
      "source": "security@apache.org",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Syncope",
          "versions": [
            {
              "status": "affected",
              "version": "3.0.0-M0",
              "versionType": "semver",
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            {
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  "published": "2026-09-14T14:17:09.077",
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    {
      "lang": "en",
      "value": "Incorrect Authorization vulnerability in Apache Syncope.\n\n\n\nDelegated administration security checks performed by Reconciliation service's pull and push, being incomplete, could accept calls by administrator not provided with adequate entitlements.\n\n\n\n\n\nThis issue affects Apache Syncope: from 3.0.0-M0 through 3.0.16, from 4.0.0-M0 Through 4.0.7, from 4.1.0-M0 through 4.1.2.\n\nUsers are recommended to upgrade to version 4.0.8 / 4.1.3, which fix this issue."
    }
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  "lastModified": "2026-09-14T20:58:48.430",
  "sourceIdentifier": "security@apache.org"
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