CVE-2026-81901

In Concrete CMS 9.2.0 through 9.5.2, the REST API page update endpoint PUT /ccm/api/1.0/pages/cID did not enforce page-property, page-template, or page-type authorization. A user granted only content-editing rights on a page could therefore alter its properties, template, and type through the API...

CVE-2026-81901 Concrete CMS 9.2.0 to 9.5.2 is vulnerable to stored XSS due to missing authorization in the `PUT /pages/{cID}` endpoint

In Concrete CMS 9.2.0 through 9.5.2, the REST API page update endpoint PUT /ccm/api/1.0/pages/cID did not enforce page-property, page-template, or page-type authorization. A user granted only content-editing rights on a page could therefore alter its properties, template, and type through the API...

CVE-2026-81901 Concrete CMS 9.2.0 to 9.5.2 is vulnerable to stored XSS due to missing authorization in the `PUT /pages/{cID}` endpoint

In Concrete CMS 9.2.0 through 9.5.2, the REST API page update endpoint PUT /ccm/api/1.0/pages/cID did not enforce page-property, page-template, or page-type authorization. A user granted only content-editing rights on a page could therefore alter its properties, template, and type through the API...

CVE-2026-81901

Concrete CMS versions 9.2.0 through 9.5.2 are affected by a stored cross-site scripting (XSS) vulnerability in the REST API page update endpoint (PUT /ccm/api/1.0/pages/{cID} ). The endpoint did not enforce page-property, page-template, or page-type authorization, allowing a user with only conten...

CVE-2026-81901: Missing Authorization

In Concrete CMS 9.2.0 through 9.5.2, the REST API page update endpoint PUT /ccm/api/1.0/pages/cID did not enforce page-property, page-template, or page-type authorization. A user granted only content-editing rights on a page could therefore alter its properties, template, and type through the API...