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.
Workarounds
N/A
Acknowledgements
Many thanks to tinyb0y 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).
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | wagtail | < 7.0.9, >= 7.1, < 7.3.4, >= 7.4, < 7.4.3, >= 8.0rc1, < 8.0rc2 | 7.0.9, 7.3.4, 7.4.3, 8.0rc2 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-280- Platform
- Python (PyPI)
- Package
wagtail- Disclosed
- 20.08.2026
- Updated
- 11.10.2026 15:17
Sources and licenses
OSV / GitHub Advisory Database - GHSA-x5cx-w6p2-mxf2 - CC BY 4.0
Vulnerability history: wagtail
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 30
- First → latest
- 04.2020 08.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- High 5
- Medium 22
- Low 3
Disclosures per year
- 2020: 3
- 2021: 2
- 2022: 1
- 2023: 3
- 2024: 3
- 2025: 0
- 2026: 18
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