CVE-2025-52482
Chamilo is a learning management system. Prior to version 1.11.30, a Stored XSS vulnerability exists in the glossary function, enabling all users with the Teachers role to inject JavaScript malicious code against the administrator. This issue has been patched in version 1.11.30.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L
- Puntuación base: 8.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.38%
- Percentil entre todas las CVEs puntuadas: 30
- Fecha de la puntuación: 5/10/2026
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
T1189Drive-by Compromiseinitial access95 % - Impacto principal
T1059.007JavaScriptexecution90 %
XSS almacenado (CWE-79) en función glosario permite inyección JavaScript contra administrador. Vector CVSS con UI:R y impacto alto en confidencialidad/integridad confirma T1189 drive-by; ejecución de código JavaScript en navegador es T1059.007.
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
- CWE-79
Referencias
- https://github.com/chamilo/chamilo-lms/commit/241c569dde0ad0e34d558ae51271f70438189b0e
- https://github.com/chamilo/chamilo-lms/commit/82cc07edd8ef316e6b36da7c501120d5c0aeb151
- https://github.com/chamilo/chamilo-lms/commit/f9150075246df4ed9755a4a150e25edb468767be
- https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4wcp-3rh3-7wm4
JSON original (NVD)
Mostrar
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