Wagtail: Improper restriction handling on Page translation API endpoint

Impact A CMS user with the "submit translations" permission, could use the Admin API's "copy for translation" endpoint to copy an existing page that they do not have edit access to, allowing them to view its contents. Patches Patched versions have been released as Wagtail 7.0.9, 7.3.4, 7.4.3 and...

Wagtail: Improper permission handling when copying snippets

Impact 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. Patches Patched versions have been released as Wagtail 7.0.9, 7.3.4, 7.4.3 and 8.0rc2. Workaroun...

Wagtail: Improper restriction handling on descendant collections in Documents and Images API

Impact The Documents and Images API V2 incorrectly listed items in descendants of private collections, which should inherit the view restrictions defined on their ancestors. A user with access to the API could see the filename and name of documents and images in these descendant collections...

Wagtail: Identification of documents by SHA1 hash

Impact By passing specific HTTP headers to the document serve URL endpoint, an attacker was able to determine whether a document with a given ID matched a specified SHA1 hash, regardless of any permission restrictions on the document or knowing its filename. This could allow an attacker to...

Wagtail: Improper restriction handling on Pages admin API

Impact The internal Pages admin API incorrectly returns page fields without access control when they are declared in apifields. A user with access to the Wagtail admin can use this API to fetch draft and live page fields’ contents that are part of apifields on the base page model title, slug,...

EUVD-2026-41150

Wagtail: Reflected XSS in dynamic image URL generator view...

Wagtail: Reflected XSS in dynamic image URL generator view

Impact A reflected cross-site scripting XSS vulnerability exists on the dynamic image URL generator view within the Wagtail admin interface. A user with a limited-permission editor account for the Wagtail admin could craft a URL that, when viewed by a user with higher privileges, could perform...

EUVD-2026-41149

Wagtail: Pages translations can be created without page permissions when using simpletranslation...

Wagtail: Pages translations can be created without page permissions when using simple_translation

Impact A low-level user with the "Can submit translation" permission can create translations for any page, including those they do not have permissions for. Patches Patched versions have been released as Wagtail 7.0.8, 7.3.3, 7.4.2. Workarounds N/A Acknowledgements Many thanks to @devansh3008 and...

EUVD-2026-41148

Wagtail: Improper permission handling in image preview...

GHSA-R6P4-GRQ7-XM4M Wagtail: Improper permission handling in image preview

Impact Due to a missing permission check on the image preview endpoint, a user with access to the Wagtail admin can preview any image. The existing data of the image object itself is not exposed. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin...

Wagtail: Improper permission handling in image preview

Impact Due to a missing permission check on the image preview endpoint, a user with access to the Wagtail admin can preview any image. The existing data of the image object itself is not exposed. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin...

EUVD-2026-41146

Wagtail: Denial of service via unbounded filter specs in the image preview...

Wagtail: Denial of service via unbounded filter specs in the image preview

Impact An authenticated admin user can trigger expensive rendition processing with purposefully crafted filter specs resulting in potentially service degradation. The vulnerability is not exploitable by an ordinary site visitor without access to the Wagtail admin. Patches Patched versions have be...

Wagtail: Improper restriction handling on Documents and Images chosen endpoints

Impact The Documents and Images chooser's chosen endpoint incorrectly listed items for which the user has not been granted choose permission. A user with access to the Wagtail admin could see the filename and name and URLs of documents and images in those collections. The vulnerability is not...

EUVD-2026-41147

Wagtail: Improper restriction handling on Documents and Images chosen endpoints...

PYSEC-2026-2030 Wagtail has improper permission handling on admin preview endpoints

Impact Due to a missing permission check on the preview endpoints, a user with access to the Wagtail admin and knowledge of a model's fields can craft a form submission to obtain a preview rendering of any page, snippet or site setting object for which previews are enabled, consisting of any data...

PYSEC-2026-2032 Improper Handling of Insufficient Permissions in `wagtail.contrib.settings`

Impact Due to an improperly applied permission check in the wagtail.contrib.settings module, a user with access to the Wagtail admin and knowledge of the URL of the edit view for a settings model can access and update that setting, even when they have not been granted permission over the model. T...

PYSEC-2026-2031 Wagtail has permission check bypass when editing a model with per-field restrictions through `wagtail.contrib.settings` or `ModelViewSet`

Impact If a model has been made available for editing through the wagtail.contrib.settings module or ModelViewSet, and the permission argument on FieldPanel has been used to further restrict access to one or more fields of the model, a user with edit permission over the model but not the specific...

Cross-site Scripting (XSS)

Overview wagtail is an open source content management system built on Django. Affected versions of this package are vulnerable to Cross-site Scripting XSS in the dynamic image URL generator view within the admin interface. An attacker with a limited-permission editor account can execute arbitrary...