GHSA-x5cx-w6p2-mxf2: Wagtail: Improper permission handling when copying snippets

August 20, 2026

A CMS user with “add” permission over a snippet model, but not “change” or “view” permission, could copy an existing snippet that they do not have access to, allowing them to view its contents.

References

github.com/advisories/GHSA-x5cx-w6p2-mxf2
github.com/wagtail/wagtail/security/advisories/GHSA-x5cx-w6p2-mxf2

Code Behaviors & Features

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