{"id":"CVE-2026-63003","state":"PUBLISHED","title":"django CMS: Broken access control in page *Duplicate* allows reading the content of any page (cross-site / restriction bypass)","description":"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 does not narrow a hidden source field, AddPageForm.clean does not validate the source against the user, and AddPageForm.save calls from_source. In cms/admin/pageadmin.py, duplicate and PageAdmin.has_add_permission check only whether a staff user may add a page. A crafted source value can therefore copy every placeholder and plugin from an unauthorized page with permissions=False, stripping source view restrictions and exposing content across sites or restricted subtrees when CMS_PERMISSION is enabled. This issue is fixed in versions 5.0.9.","publishedAt":"2026-08-20T18:09:13.988Z","updatedAt":"2026-08-21T21:46:19.864Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["django-cms django-cms"],"affected":[{"vendor":"django-cms","product":"django-cms","versions":[{"version":"< 5.0.9","status":"affected"}]}],"references":["https://github.com/django-cms/django-cms/security/advisories/GHSA-6x92-6vx4-5fwr","https://github.com/django-cms/django-cms/pull/8713","https://github.com/django-cms/django-cms/commit/3e1ccf7573eb1a74ebbbfaaa812c1f5cadf14e6c","https://github.com/django-cms/django-cms/releases/tag/5.0.9"],"weaknesses":["CWE-639","CWE-862"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/63xxx/CVE-2026-63003.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-63003","state":"PUBLISHED","datePublished":"2026-08-20T18:09:13.988Z","dateUpdated":"2026-08-21T21:46:19.864Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-07-14T23:10:57.032Z"},"containers":{"cna":{"title":"django CMS: Broken access control in page *Duplicate* allows reading the content of any page (cross-site / restriction bypass)","descriptions":[{"lang":"en","value":"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 does not narrow a hidden source field, AddPageForm.clean does not validate the source against the user, and AddPageForm.save calls from_source. In cms/admin/pageadmin.py, duplicate and PageAdmin.has_add_permission check only whether a staff user may add a page. A crafted source value can therefore copy every placeholder and plugin from an unauthorized page with permissions=False, stripping source view restrictions and exposing content across sites or restricted subtrees when CMS_PERMISSION is enabled. This issue is fixed in versions 5.0.9."}],"affected":[{"vendor":"django-cms","product":"django-cms","versions":[{"version":"< 5.0.9","status":"affected"}]}],"references":[{"url":"https://github.com/django-cms/django-cms/security/advisories/GHSA-6x92-6vx4-5fwr","name":"https://github.com/django-cms/django-cms/security/advisories/GHSA-6x92-6vx4-5fwr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/django-cms/django-cms/pull/8713","name":"https://github.com/django-cms/django-cms/pull/8713","tags":["x_refsource_MISC"]},{"url":"https://github.com/django-cms/django-cms/commit/3e1ccf7573eb1a74ebbbfaaa812c1f5cadf14e6c","name":"https://github.com/django-cms/django-cms/commit/3e1ccf7573eb1a74ebbbfaaa812c1f5cadf14e6c","tags":["x_refsource_MISC"]},{"url":"https://github.com/django-cms/django-cms/releases/tag/5.0.9","name":"https://github.com/django-cms/django-cms/releases/tag/5.0.9","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"CWE-639: Authorization Bypass Through User-Controlled Key","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-862","lang":"en","description":"CWE-862: Missing Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-20T18:09:13.988Z"},"source":{"advisory":"GHSA-6x92-6vx4-5fwr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-21T20:58:41.902595Z","id":"CVE-2026-63003","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-21T21:46:19.864Z"}}]}}}