CVE-2026-116019 – Grav 2.0.15 before 2.2.13 Allowlist Bypass via Flex Form Override Directives

​CVE ID :CVE-2026-116019

Published : Oct. 24, 2026, 12:16 p.m. | 7 hours, 43 minutes ago

Description :Grav 2.0.15 before 2.2.13 contains an allowlist bypass vulnerability that allows page editors to invoke arbitrary public static methods by relocating data-*@ directives with unset-name@ or integer keys. Attackers with page-edit permission can embed crafted fields in Flex form overrides in page frontmatter to call methods like Folder::delete or Utils::download, deleting directories, overwriting files, or reading files outside the page tree.

Severity: 8.8 | HIGH

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