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CVE-2026-8428

1 advisory.

Packagist/concrete5/concrete5 CVE-2026-8428: high

Concrete CMS is Vulnerable to Cross-Site Request Forgery

Action: Upgrade concrete5/concrete5 to 9.5.1 or later.

composer require concrete5/concrete5:9.5.1

Affected

introducedfixedlast affected
09.5.1-

Fixed versions

9.5.1

Sources

CVE-2026-8428 · published · modified · JSON