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. The endpoint is anonymous and does not enforce per-asset authorization before returning the transform URL. This issue has been patched in versions 4.17.8 and 5.9.14.

Project Subscriptions

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-5pgf-h923-m958 Craft CMS may expose private assets through anonymous "generate transform" calls via transform URL
Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Tue, 24 Mar 2026 17:45:00 +0000

Type Values Removed Values Added
Description 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. The endpoint is anonymous and does not enforce per-asset authorization before returning the transform URL. This issue has been patched in versions 4.17.8 and 5.9.14.
Title Craft CMS: Anonymous "generate transform" calls for assets can expose private assets via transform URL
Weaknesses CWE-639
CWE-862
References
Metrics cvssV4_0

{'score': 2.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-03-24T17:30:20.068Z

Reserved: 2026-03-17T21:17:08.887Z

Link: CVE-2026-33160

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-03-24T18:16:10.087

Modified: 2026-03-24T18:16:10.087

Link: CVE-2026-33160

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses