CVE-2026-33158 Craft CMS: Low-privilege users could read private asset contents when editing an asset (IDOR)

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized...

CVE-2026-33158 Craft CMS: Low-privilege users could read private asset contents when editing an asset (IDOR)

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized...

CVE-2026-33158

Craft CMS - CVE-2026-33158: A low-privileged authenticated user could read private asset content by calling assets/edit-image with an arbitrary assetId, bypassing per-asset view authorization. The endpoint returns image bytes or a preview redirect without enforcing access checks, enabling unautho...

CVE-2026-33158 Craft CMS: Low-privilege users could read private asset contents when editing an asset (IDOR)

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized...

GHSA-5PGF-H923-M958 Craft CMS may expose private assets through anonymous "generate transform" calls via transform URL

Summary An unauthenticated user can call assets/generate-transform with a private assetId, receive a valid transform URL, and fetch transformed image bytes. The endpoint is anonymous and does not enforce per-asset authorization before returning the transform URL. Details Root cause: - Anonymous...

Craft CMS may expose private assets through anonymous "generate transform" calls via transform URL

Summary An unauthenticated user can call assets/generate-transform with a private assetId, receive a valid transform URL, and fetch transformed image bytes. The endpoint is anonymous and does not enforce per-asset authorization before returning the transform URL. Details Root cause: - Anonymous...

Missing Authorization

Overview craftcms/cms is a content management system. Affected versions of this package are vulnerable to Missing Authorization via the assets/generate-transform endpoint. An attacker can access content derived from private assets by submitting requests with arbitrary asset references, as the...

EUVD-2026-14940

Craft CMS may expose private assets through anonymous "generate transform" calls via transform URL...

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 in the assets/edit-image endpoint when processing the assetId parameter. An attacker can access unauthorized private asset contents by supplyi...

GHSA-3PVF-VXRV-HH9C Craft CMS: Low-privilege users could read private asset contents when editing an asset (IDOR)

Summary A low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized to view. The endpoint returns image bytes or a preview redirect without enforcing a per-asset view authorization check, leading to potenti...

Craft CMS: Low-privilege users could read private asset contents when editing an asset (IDOR)

Summary A low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized to view. The endpoint returns image bytes or a preview redirect without enforcing a per-asset view authorization check, leading to potenti...

Craft CMS 安全漏洞

Craft CMS is an open-source content management system developed by Craft CMS. Versions prior to 4.17.8 and 5.9.14 of Craft CMS had security vulnerabilities. These vulnerabilities stemmed from lack of resource-based authorization verification, which could allow unauthorized access to private asset...

CVE-2026-33158: Authorization Bypass Through User-Controlled Key

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized...

PT-2026-27463

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can read private asset content by calling assets/edit-image with an arbitrary assetId that they are not authorized...

PT-2026-27465

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, an unauthenticated user can call assets/generate-transform with a private assetId, receive a valid transform URL, and fetch transformed image bytes. T...

CVE-2026-33160: Authorization Bypass Through User-Controlled Key

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, an unauthenticated user can call assets/generate-transform with a private assetId, receive a valid transform URL, and fetch transformed image bytes. T...

CVE-2026-33161: Exposure of Sensitive Information to an Unauthorized Actor

Craft CMS is a content management system CMS. From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, a low-privileged authenticated user can call assets/image-editor with the ID of a private asset they cannot view and still receive editor response dat...

Craft CMS 安全漏洞

Craft CMS is an open-source content management system developed by Craft CMS. Versions prior to 4.17.8 and 5.9.14 of Craft CMS had security vulnerabilities. These vulnerabilities stemmed from the lack of enforceable authorization checks for resource-based access control, which could allow...

Negotiating with the Board: Translating Active Risk into Financial Exposure

Security leaders rarely struggle to produce data. The challenge is turning that data into something the board can use to make decisions. Walk into a board meeting with a slide showing 1,200 critical vulnerabilities and 44 internet-facing assets, and you will likely see polite acknowledgment rathe...

CVE-2026-32938

SiYuan is a personal knowledge management system. In versions 3.6.0 and below, the /api/lute/html2BlockDOM on the desktop copies local files pointed to by file:// links in pasted HTML into the workspace assets directory without validating paths against a sensitive-path list. Together with GET...