Improper Authorization

Craft CMS is vulnerable to Improper Authorization. The vulnerability is due to missing authorization checks for the source asset during file replacement, where providing both assetId and sourceAssetId bypasses source delete permission validation, allowing authenticated users to delete assets from...

Improper Authorization

Craft CMS is vulnerable to Improper Authorization. The vulnerability is due to insufficient permission checks when moving entries between sections, where only view permission is validated for the destination section instead of save permission, allowing low-privileged users to move entries into...

Craft CMS Vulnerable to Unauthorized Deletion of Destination Folders During Forced Moves

We have identified an authorization issue in Craft CMS where a forced folder move can delete a conflicting destination folder without destination delete permission. Description Craft CMS’s craft\controllers\AssetsController::actionMoveFolder supports moving an asset folder into a destination...

GHSA-3W32-23WJ-RXG3 Craft CMS Vulnerable to Unauthorized Deletion of Destination Folders During Forced Moves

We have identified an authorization issue in Craft CMS where a forced folder move can delete a conflicting destination folder without destination delete permission. Description Craft CMS’s craft\controllers\AssetsController::actionMoveFolder supports moving an asset folder into a destination...

Missing Authorization

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Missing Authorization in the actionMoveFolder process. An attacker can remove destination folders and their contents without having delete permissions on the destination by initiating a force...

GHSA-X5M4-G2CQ-52PQ Craft CMS's mass assignment via id in newAttributes during bulk duplicate overwrites existing elements

Summary There is a mass-assignment flaw in the bulk-duplicate element action. Alice, holding only the permission to duplicate an entry she owns, submits an arbitrary id through the newAttributes request parameter. The duplication routine overrides its own id = null reset with that value and write...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object Attributes via the newAttributes parameter in the bulk duplicate process. An attacker can overwrite existing elements...

Craft CMS: Missing peer-permission check in `AssetsController::actionDeleteFolder` allows deletion of other users' assets

Summary AssetsController::actionDeleteFolder only requires the deleteAssets: permission for the target folder. It never enforces deletePeerAssets:, even though Assets::deleteFoldersByIds cascades deletion to every descendant folder and every asset inside, regardless of who uploaded them. A...

EUVD-2026-41208

Craft CMS: Missing peer-permission check in AssetsController::actionDeleteFolder allows deletion of other users' assets...

Missing Authorization

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Missing Authorization through the actionDeleteFolder process. An attacker can remove assets belonging to other users by exploiting insufficient permission checks during folder deletion...

GHSA-7H62-6V23-V8FM Craft CMS: Missing peer-permission check in `AssetsController::actionDeleteFolder` allows deletion of other users' assets

Summary AssetsController::actionDeleteFolder only requires the deleteAssets: permission for the target folder. It never enforces deletePeerAssets:, even though Assets::deleteFoldersByIds cascades deletion to every descendant folder and every asset inside, regardless of who uploaded them. A...

EUVD-2026-41154

Craft CMS: Unauthorized Deletion of Source Assets During File Replacement...

Craft CMS: Unauthorized Deletion of Source Assets During File Replacement

We have identified an authorization issue in Craft CMS AssetsController::actionReplaceFile that can delete a source asset without source delete permission by supplying both assetId and sourceAssetId. Description Craft CMS’s craft\controllers\AssetsController::actionReplaceFile supports replacing...

GHSA-QH45-9G5P-M2V4 Craft CMS: Unauthorized Deletion of Source Assets During File Replacement

We have identified an authorization issue in Craft CMS AssetsController::actionReplaceFile that can delete a source asset without source delete permission by supplying both assetId and sourceAssetId. Description Craft CMS’s craft\controllers\AssetsController::actionReplaceFile supports replacing...

Authorization Bypass Through User-Controlled Key

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the actionReplaceFile process. An attacker can delete assets in unauthorized volumes by supplying both assetId and sourceAssetId without...

EUVD-2026-41215

Craft CMS: Authorization bypass in entries/move-to-section via missing target-section save check...

Access Control Bypass

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Access Control Bypass via the entries/move-to-section process. An attacker can relocate entries into unauthorized sections by exploiting insufficient permission checks, allowing them to bypas...

GHSA-QQ2C-2Q8J-JH27 Craft CMS: Authorship spoofing in `entries/save-entry` via pre-check/post-mutation authorization gap

Summary EntriesController::actionSaveEntry performs entry-edit permission checks before request-controlled author changes are applied to the model. The subsequent author mutation path accepts attacker-supplied authors / author parameters and allows the change when the current user is one of the o...

EUVD-2026-41214

Craft CMS: Authorship spoofing in entries/save-entry via pre-check/post-mutation authorization gap...

CVE-2026-50282

Craft CMS is a content management system CMS. Versions 5.0.0-RC1 and above, prior to 5.9.21 and versions 4.0.0-RC1 and above prior to 4.17.14 contain an authorization issue where a forced folder move can delete a conflicting destination folder without destination delete permission. Function...