CVE-2026-78851

Grav 認証済みパストラバーサル / Twig mediadirectory による任意ディレクトリ情報漏えい 報告者 名前: CYBER-SEC 連絡先: [email protected] 概要 Grav の Twig 関数 mediadirectory は、ページコンテンツの Twig サンドボックス許可リスト内で公開されていますが、ストリーム以外の入力に対するパス封じ込めが適切に強制されていません。 ページ編集権限を持つ認証済みユーザーは、Twig が有効なページコンテンツ内で mediadirectory'/absolute/path'...

Path Traversal

Grav CMS is vulnerable to Path Traversal. The vulnerability is due to insufficient validation of filesystem paths in the mediadirectory Twig function, which allows an authenticated attacker with page authoring privileges to access and read files outside the intended media directory that match...

EUVD-2026-65211

Grav: mediadirectory Twig function allows filesystem path traversal and file content disclosure from sandboxed page content...

GHSA-47CH-6W46-6XM7 Grav: media_directory() Twig function allows filesystem path traversal and file content disclosure from sandboxed page content

Summary The mediadirectory Twig function is allow-listed for use in sandboxed, editor-authored page content system/config/security.yaml. Its implementation, GravExtension::mediaDirFunc, only treats the input as unsafe when it looks like a Grav stream user://, theme://, etc. If the input is instea...

Grav: media_directory() Twig function allows filesystem path traversal and file content disclosure from sandboxed page content

Summary The mediadirectory Twig function is allow-listed for use in sandboxed, editor-authored page content system/config/security.yaml. Its implementation, GravExtension::mediaDirFunc, only treats the input as unsafe when it looks like a Grav stream user://, theme://, etc. If the input is instea...

Directory Traversal

Overview getgrav/grav is a Modern, Crazy Fast, Ridiculously Easy and Amazingly Powerful Flat-File CMS. Affected versions of this package are vulnerable to Directory Traversal via the mediadirectory function. An attacker can enumerate and access files outside the intended scope by supplying...

Duplicate Advisory: Grav: media_directory() Twig function allows filesystem path traversal and file content disclosure from sandboxed page content

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-47ch-6w46-6xm7. This link is maintained to preserve external references. Original Description Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to...

CVE-2026-72697

Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring privileges can supply arbitrary filesystem...

CVE-2026-72697

Grav CMS before 2.0.16 contains a path traversal vulnerability in the media_directory() Twig function, which fails to validate filesystem paths. Authenticated users with page authoring privileges can supply arbitrary filesystem paths and, via the allow-listed filepath accessor on Medium objects, ...

CVE-2026-72697 Grav CMS before 2.0.16 Path Traversal via media_directory

Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring privileges can supply arbitrary filesystem...

CVE-2026-72697 Grav CMS before 2.0.16 Path Traversal via media_directory

Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring privileges can supply arbitrary filesystem...

CVE-2026-72697 Grav CMS before 2.0.16 Path Traversal via media_directory

Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring privileges can supply arbitrary filesystem...

CVE-2026-72697: Improper Limitation of a Pathname to a Restricted Directory

Grav CMS before 2.0.16 contains a path traversal vulnerability in the mediadirectory Twig function that fails to validate filesystem paths, allowing authenticated users to enumerate and access files outside intended scope. Attackers with page authoring privileges can supply arbitrary filesystem...