CVE-2025-41090
microCLAUDIA in v3.2.0 and prior has an improper access control vulnerability.
This flaw allows an authenticated user to perform unauthorized actions on other organizations' systems by sending direct API requests. To do so, the attacker can use organization identifiers obtained through a compromised endpoint or deduced manually.
This vulnerability allows access between tenants, enabling an attacker to list and manage remote assets, uninstall agents, and even delete vaccines configurations.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:L/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
- Puntuación base: 7.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.34%
- Percentil entre todas las CVEs puntuadas: 25
- 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.
- Explotación
T1210Exploitation of Remote Serviceslateral movement85 % - Impacto principal
T1078Valid Accountsstealth · persistence · privilege escalation · initial access90 % - Impacto secundario
T1561.002Disk Structure Wipeimpact70 % - Impacto secundario
T1565.002Transmitted Data Manipulationimpact75 %
AV:N/PR:L sin UI:R indica acceso remoto con privilegios (autenticación), bypass de control de acceso multitenant. Acceso a datos y sistemas ajenos (T1078), manipulación de configuraciones (vacunas, agentes) y potencial eliminación de datos (T1565.002).
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
- CWE-306
Referencias
JSON original (NVD)
Mostrar
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"published": "2025-10-28T10:15:42.573",
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"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/improper-access-control-ccn-cert-microclaudia",
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"value": "microCLAUDIA in v3.2.0 and prior has an improper access control vulnerability.\n\nThis flaw allows an authenticated user to perform unauthorized actions on other organizations' systems by sending direct API requests. To do so, the attacker can use organization identifiers obtained through a compromised endpoint or deduced manually.\n\nThis vulnerability allows access between tenants, enabling an attacker to list and manage remote assets, uninstall agents, and even delete vaccines configurations."
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"lastModified": "2026-06-17T09:22:33.853",
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