CVE-2026-18120

Concrete CMS before 9.5.3 exposed a legacy Express entry search endpoint that returned entry result JSON without invoking the canViewExpressEntries permission check applied by the normal dashboard and CSV Export flow. An unauthenticated visitor who knew or discovered an Express entity identifier...

CVE-2026-18120 Missing Authorization in legacy Express entries search endpoint allows disclosure of Express entry data

Concrete CMS before 9.5.3 exposed a legacy Express entry search endpoint that returned entry result JSON without invoking the canViewExpressEntries permission check applied by the normal dashboard and CSV Export flow. An unauthenticated visitor who knew or discovered an Express entity identifier...

PT-2026-93870

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.3 Description A legacy Express entry search endpoint returns entry result JSON without invoking the canViewExpressEntries permission check. This allows an unauthenticated visitor who possesses an Express enti...

CVE-2026-18120: Missing Authorization

Concrete CMS before 9.5.3 exposed a legacy Express entry search endpoint that returned entry result JSON without invoking the canViewExpressEntries permission check applied by the normal dashboard and CSV Export flow. An unauthenticated visitor who knew or discovered an Express entity identifier...