En resumen
- CVE-2026-10721 es una vulnerabilidad ALTO (CVSS 8.4) que afecta a concrete5/concrete5.
- Probabilidad de explotación en los próximos 30 días (EPSS): 0.15%, mayor que el 3.8% de las vulnerabilidades.
- Solución: actualizar a 9.5.2 o posterior.
Description
Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Concrete CMS thanks XananasX7 for reporting this issue.
NVD description
Concrete CMS below 9.5.2 is vulnerable to PHP Object Injection via unserialize() calls in the in Permission, Cache, and Search components. An unauthenticated attacker may trigger arbitrary PHP object instantiation if a malicious serialized payload has been placed in the database. Thanks XananasX7 for reporting.
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