En resumen
- CVE-2026-8205 es una vulnerabilidad MEDIO (CVSS 5.3) que afecta a concrete5/concrete5, concrete cms (concretecms).
- Probabilidad de explotación en los próximos 30 días (EPSS): 0.21%, mayor que el 11.4% de las vulnerabilidades.
- Solución: actualizar a 9.5.1 o posterior.
Description
Concrete CMS 9.5.0 and below is vulnerable to authorization bypass in the Calendar Block since action_get_events does not check canView on the calendar which results in restricted event details being disclosed.
NVD description
Concrete CMS 9.5.0 and below is vulnerable to authorization bypass in the Calendar Block since action_get_events does not check canView on the calendar which results in restricted event details being disclosed. The Concrete CMS security team gave this vulnerability a CVSS v.4.0 score of 6.3 with vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N. Thanks lalalala5678 for reporting.
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