EUVD-2026-63565

django CMS: Plugin move endpoint allows cyclic reparenting DoS...

Infinite loop

Overview Affected versions of this package are vulnerable to Infinite loop via the moveplugin process. An attacker can cause application workers to hang and corrupt the plugin tree by reparenting a plugin under itself or one of its descendants, resulting in infinite recursion during tree traversa...

django CMS: Plugin move endpoint allows cyclic reparenting (DoS)

Summary The moveplugin admin endpoint does not prevent a plugin from being reparented under itself or one of its own descendants. Doing so creates a cycle in the plugin tree, after which the recursive descendant/ancestor SQL queries loop without terminating, stalling the request worker. Details...

CVE-2026-63003

creationtimestamp| type| source ---|---|--- 2026-08-20 20:35:15+00:00| published-proof-of-concept| https://github.com/django-cms/django-cms/security/advisories/GHSA-6x92-6vx4-5fwr...

CVE-2026-61663

creationtimestamp| type| source ---|---|--- 2026-08-20 20:35:13+00:00| published-proof-of-concept| https://github.com/django-cms/django-cms/security/advisories/GHSA-8qj2-c6q4-f399...

CVE-2026-75526

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. From 5.0.8 until 5.0.9, ContentRenderer.renderplaceholder in cms/pluginrendering.py can pass stored, attacker-controlled values to ContentRenderer.renderexception when plugin rendering fail...

CVE-2026-63003

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.9, page duplication lacks an object-level authorization check on the source page. In cms/admin/forms.py, DuplicatePageForm.source accepts any Page, the AddPageForm constructor...

CVE-2026-61663

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.9, renderobjectstructure fails to authorize non-PageContent objects that use PlaceholderRelationField. An active staff user without cms.usestructure or model-level view or chan...

CVE-2026-54622

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.8, the copyplugins endpoint in cms/admin/placeholderadmin.py authorizes only the destination clipboard. The copyplugintoclipboard and copyplaceholdertoclipboard paths accept...

CVE-2026-54624

django CMS is an easy-to-use and developer-friendly enterprise content management system powered by Django. Prior to 5.0.8, renderobjectstructure in cms/views.py renders cms/toolbar/structure.html for a PageContent object without calling usercanviewpage. Any staff account can request a restricted...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization in the renderobjectstructure process. An attacker can access editorial placeholder and plugin structure metadata of non-authorized objects by sending crafted requests to the structure endpoint as a low-privileged...

GHSA-8QJ2-C6Q4-F399 django CMS: Missing authorization in `render_object_structure` discloses non-PageContent placeholder structure to low-privileged staff

Summary The django-cms frontend-editing structure endpoint GET //admin/cms/placeholder/object//structure// did not perform an object-level authorization check for non-PageContent objects. Any authenticated, active staff user could request the structure endpoint for a frontend-editable object a...

django CMS: Missing authorization in `render_object_structure` discloses non-PageContent placeholder structure to low-privileged staff

Summary The django-cms frontend-editing structure endpoint GET //admin/cms/placeholder/object//structure// did not perform an object-level authorization check for non-PageContent objects. Any authenticated, active staff user could request the structure endpoint for a frontend-editable object a...

django CMS: Broken access control in page *Duplicate* allows reading the content of any page (cross-site / restriction bypass)

Impact The only authorization gate on the duplicate flow is PageAdmin.hasaddpermission, which checks usercanaddpageuser, site / usercanaddsubpage... — i.e. “may this user create a page at all”. Nothing checks the user’s relationship to the page being copied: - cms/admin/forms.py —...

GHSA-6X92-6VX4-5FWR django CMS: Broken access control in page *Duplicate* allows reading the content of any page (cross-site / restriction bypass)

Impact The only authorization gate on the duplicate flow is PageAdmin.hasaddpermission, which checks usercanaddpageuser, site / usercanaddsubpage... — i.e. “may this user create a page at all”. Nothing checks the user’s relationship to the page being copied: - cms/admin/forms.py —...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization via the DuplicatePageForm.cleansource bypass in cms/admin/forms.py. The source field in DuplicatePageForm is a hidden field whose value is fully controlled by the client on POST, and its queryset spans every page o...

django CMS: Stored XSS in edit-mode plugin exception rendering

Summary When plugin rendering fails in edit mode, django CMS renders a cms-rendering-exception block so editors can see that a placeholder could not be rendered. Older code built that block's heading by interpolating the exception message, placeholder/source strings, and the failing plugin's shor...

GHSA-HVQ6-2R72-P2X7 django CMS: Stored XSS in edit-mode plugin exception rendering

Summary When plugin rendering fails in edit mode, django CMS renders a cms-rendering-exception block so editors can see that a placeholder could not be rendered. Older code built that block's heading by interpolating the exception message, placeholder/source strings, and the failing plugin's shor...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization in the renderobjectstructure function. An attacker can access sensitive page content by sending requests to the structure endpoint with the content-type id and object id of a view-restricted page. This is only...

django CMS: Structure endpoint bypasses page-view permission

Summary The structure-board endpoint renderobjectstructure renders a page's plugin structure without verifying that the requesting user is allowed to view the page. The edit and preview endpoints enforce this via renderpage, but the structure endpoint does not, allowing a low-privileged staff use...