PYSEC-2026-3824 django CMS: Page cache ignores plugin-declared Vary headers (disclosure & poisoning)

Summary The CMS page cache key ignores the request headers that plugins declare via getvarycacheon. The header is added to the response Vary header, but the CMS's own cache key does not incorporate the header values, so the first visitor's variant is served to all subsequent visitors regardless o...

django CMS: Clipboard copy IDOR discloses unauthorized plugin content

Summary The clipboard copy paths of the copyplugins admin endpoint validate only the target the user's own clipboard and skip source-side authorization. A staff user can copy plugins out of a placeholder they have no permission on into their clipboard, then read the secret content. Details In...

PYSEC-2026-3821 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 —...

django CMS: Structure endpoint bypasses page-view permission

SummaryThe 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 user...

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

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

PYSEC-2026-3823 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...

PYSEC-2026-3826 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...

djangocms-lab-carousel (0.2.1), djangocms-shiny-app (0.1.3) potentially affected by CVE-2026-54624 via django-cms (3.1.7)

django-cms PYPI version 3.1.7 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - djangocms-lab-carousel 0.2.1 - djangocms-shiny-app 0.1.3 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...

djangocms-highlightjs (0.4.0), djangocms-lab-publications (0.1.4) potentially affected by CVE-2026-54622 via django-cms (3.3.1)

django-cms PYPI version 3.3.1 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - djangocms-highlightjs 0.4.0 - djangocms-lab-publications 0.1.4 Source cves: CVE-2026-54622 Source advisory: OSV:PYSEC-2026-3820...

aldryn-events (2.0.0), aldryn-people (2.0.0) +7 more potentially affected by CVE-2026-54622 via django-cms (3.5.4)

django-cms PYPI version 3.5.4 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - aldryn-events 2.0.0 - aldryn-people 2.0.0 - aldryn-reversion =1.0.7, =0.2.0, =0.6.2, =0.3.0, =0.3.5 - emencia-contact-form 0.3.0 Source cves...

aldryn-events (2.0.0), aldryn-people (2.0.0) +7 more potentially affected by CVE-2026-54624 via django-cms (3.5.4)

django-cms PYPI version 3.5.4 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - aldryn-events 2.0.0 - aldryn-people 2.0.0 - aldryn-reversion =1.0.7, =0.2.0, =0.6.2, =0.3.0, =0.3.5 - emencia-contact-form 0.3.0 Source cves...

richie (>=1.0.0b0, <=1.0.0b3) potentially affected by CVE-2026-54624 via django-cms (3.6.0)

django-cms PYPI version 3.6.0 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - richie =1.0.0b0, =1.0.0b3 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...

django-shop (1.2.4), djangocms-algolia (>=0.1.0.0, <=1.3.2.0) +8 more potentially affected by CVE-2026-54624 via django-cms (3.11.3)

django-cms PYPI version 3.11.3 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - django-shop 1.2.4 - djangocms-algolia =0.1.0.0, =1.0.0, =1.0.0, =0.2.0.0, =0.0.0.1, =1.0.0.0 - djangoshop-gestpay 0.1.0 - djangoshop-wspay...

cmsplugin-blocks (>=1.3.0, <=1.5.3), cmsplugin-css-background (>=0.1.0, <=0.2.0) +36 more potentially affected by CVE-2026-54622 via django-cms (3.11.11)

django-cms PYPI version 3.11.11 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - cmsplugin-blocks =1.3.0, =0.1.0, =0.0.3, =2.0.0, =3.6.2, =7.0.4, =1.3.3.0, =0.6.0a3, =0.2.0, =0.0.2, =0.1.0, =0.3.0 and more Source cves:...

cmsplugin-blocks (>=1.3.0, <=1.5.3), cmsplugin-css-background (>=0.1.0, <=0.2.0) +36 more potentially affected by CVE-2026-54624 via django-cms (3.11.11)

django-cms PYPI version 3.11.11 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - cmsplugin-blocks =1.3.0, =0.1.0, =0.0.3, =2.0.0, =3.6.2, =7.0.4, =1.3.3.0, =0.6.0a3, =0.2.0, =0.0.2, =0.1.0, =0.3.0 and more Source cves:...

django-cms-qe (1.4.3), django-oscar-moysklad (>=0.2.4, <=0.2.5) +1 more potentially affected by CVE-2026-54624 via django-cms (3.5.2)

django-cms PYPI version 3.5.2 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - django-cms-qe 1.4.3 - django-oscar-moysklad =0.2.4, =0.2.5 - richie 0.1.0 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...

aldryn-django-cms (3.5.3.2), django-shopit (0.5.2) potentially affected by CVE-2026-54624 via django-cms (3.5.3)

django-cms PYPI version 3.5.3 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - aldryn-django-cms 3.5.3.2 - django-shopit 0.5.2 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...

djangocms-plugie (0.1.4) potentially affected by CVE-2026-54624 via django-cms (3.7.0rc2)

django-cms PYPI version 3.7.0rc2 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - djangocms-plugie 0.1.4 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...

django-cms-forms (>=0.0.1, <=0.0.11) potentially affected by CVE-2026-54622 via django-cms (3.7.1)

django-cms PYPI version 3.7.1 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - django-cms-forms =0.0.1, =0.0.11 Source cves: CVE-2026-54622 Source advisory: OSV:PYSEC-2026-3820...

django-cms-forms (>=0.0.1, <=0.0.11) potentially affected by CVE-2026-54624 via django-cms (3.7.1)

django-cms PYPI version 3.7.1 is affected by a known vulnerability. The following packages have a transitive dependency on django-cms and may be impacted: - django-cms-forms =0.0.1, =0.0.11 Source cves: CVE-2026-54624 Source advisory: OSV:PYSEC-2026-3826...