Duplicate Advisory: Remote code execution via .zip file upload in Grav CMS

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r94f-hx44-8jqf. This link is maintained to preserve external references. Original Description Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation...

GHSA-WVXR-6V52-GFMH Duplicate Advisory: Remote code execution via .zip file upload in Grav CMS

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-r94f-hx44-8jqf. This link is maintained to preserve external references. Original Description Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation...

CVE-2026-72831

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72819

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

CVE-2026-72831 Grav through 2.0.11 Authentication Bypass via Flex Objects

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72831

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72831 Grav through 2.0.11 Authentication Bypass via Flex Objects

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72831

The CVE concerns the Grav Flex Objects plugin (through 1.4.6, tested with Grav 2.0.11). The vulnerability resides in FlexApiController::update(), which only enforces general Flex directory permissions and omits the stricter checks enforced by Users and Groups APIs (target/field/super-admin). An a...

EUVD-2026-58645

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72831 Grav through 2.0.11 Authentication Bypass via Flex Objects

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

CVE-2026-72819

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

CVE-2026-72819 Grav CMS before 2.0.13 Remote Code Execution via ZIP Upload

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

CVE-2026-72819 Grav CMS before 2.0.13 Remote Code Execution via ZIP Upload

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

CVE-2026-72819

Grav CMS prior to 2.0.13 is affected by a remote code execution via the Flex Objects plugin settings validation. Authenticated users can upload a ZIP containing PHP code, bypassing name validation with array notation, triggering unZip on a malicious archive and writing PHP files to the web root f...

CVE-2026-72819 Grav CMS before 2.0.13 Remote Code Execution via ZIP Upload

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

PT-2026-71988

Name of the Vulnerable Software and Affected Versions Grav CMS versions prior to 2.0.13 Description Authenticated users can achieve remote code execution through a flaw in the Flex Objects plugin settings validation. By utilizing array notation instead of string notation, an attacker can bypass...

CVE-2026-72819: Improper Control of Generation of Code

Grav CMS before 2.0.13 contains a remote code execution vulnerability in the Flex Objects plugin settings validation that allows authenticated users to execute arbitrary code by uploading a ZIP file containing PHP code. Attackers can bypass routine name validation by using array notation instead ...

CVE-2026-72831: Incorrect Authorization

The Flex Objects plugin through 1.4.6, tested with Grav 2.0.11 contains an incorrect authorization vulnerability in its Flex Objects API. FlexApiController::update checks only the general Flex directory permission and does not apply the additional target/field/super-admin checks enforced by the...

PT-2026-72000

Name of the Vulnerable Software and Affected Versions Flex Objects versions 1.0.0 through 1.4.6 Description An incorrect authorization issue exists in the Flex Objects API. The FlexApiController::update function only verifies general Flex directory permissions and fails to apply the target, field...

CVE-2026-62235

Grav Flex-Objects before version 1.4.3 contains a broken access control vulnerability in the admin-next REST API that allows authenticated users with only api.access permission to perform unauthorized CRUD operations on permission-less directories. Attackers with api.access credentials can create...