CVE-2026-64850: Grav: Remote code execution via unrestricted callable in Blueprint::dynamicData()

September 2, 2026

An account with the admin.pages permission (or api.pages.write) can run shell commands on the server. The command executes whenever anyone — including an unauthenticated visitor — opens the page.

References

github.com/advisories/GHSA-fj2p-qj2f-74v5
github.com/getgrav/grav/commit/acffa34cbb0787fee87c609e0d6289e904fee33c
github.com/getgrav/grav/releases/tag/2.0.7
github.com/getgrav/grav/security/advisories/GHSA-fj2p-qj2f-74v5
nvd.nist.gov/vuln/detail/CVE-2026-64850

Code Behaviors & Features

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