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 @alanturing881 for reporting this issue.

For more information

If you have any questions or comments about this advisory:

• Visit Wagtail's support channels

• Email us at security@wagtail.org (view our security policy for more information).

References

• GHSA-8634-mr4j-r72c

• https://nvd.nist.gov/vuln/detail/CVE-2026-54262

• https://github.com/pypa/advisory-database/tree/main/vulns/wagtail/PYSEC-2026-615.yaml