CVE-2026-116019

High

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.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Grav

PublishedOct 24, 2026

First seenOct 24, 2026

Weakness typeCWE-749CWE-749

How to fix

Update

getgrav grav2.2.13 or later

Patches

github.com/getgrav/grav/commit/4d9e3935f6b79cc1a157914554ccca6066a16f87

Vendor advisories

Affected products

Product	Affected versions	Fixed in
getgrav grav	2.0.15 ≤ v < 2.2.13	2.2.13

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