Concrete CMS is vulnerable to Cross Site Request Forgery (CSRF) at concrete/controllers/dialog/event/duplicate

Description

References

• nvd.nist.gov/vuln/detail/CVE-2026-8414 · ADVISORY
• documentation.concretecms.org/9-x/developers/introduction/version-history/951-release-notes · WEB
• concretecms/concretecms · PACKAGE

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