{"id":"GHSA-x5cx-w6p2-mxf2","aliases":[],"url":"https://o3.security/vulnerability/GHSA-x5cx-w6p2-mxf2","summary":"Wagtail: Improper permission handling when copying snippets","details":"### Impact\nA 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.\n\n### Patches\nPatched versions have been released as Wagtail 7.0.9, 7.3.4, 7.4.3 and 8.0rc2.\n\n### Workarounds\nN/A\n\n### Acknowledgements\nMany thanks to tinyb0y for reporting this issue.\n\n### For more information\nIf you have any questions or comments about this advisory:\n\n* Visit Wagtail's [support channels](https://docs.wagtail.org/en/stable/support.html)\n* Email us at [security@wagtail.org](mailto:security@wagtail.org) (view our [security policy](https://github.com/wagtail/wagtail/security/policy) for more information).","published":"2026-08-20T18:45:23Z","modified":"2026-08-20T19:00:09.852018288Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"wagtail","fixedVersion":"7.0.9"},{"ecosystem":"PyPI","name":"wagtail","fixedVersion":"7.3.4"},{"ecosystem":"PyPI","name":"wagtail","fixedVersion":"7.4.3"},{"ecosystem":"PyPI","name":"wagtail","fixedVersion":"8.0rc2"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/wagtail/wagtail/security/advisories/GHSA-x5cx-w6p2-mxf2"},{"type":"PACKAGE","url":"https://github.com/wagtail/wagtail"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-20T19:00:09.852018288Z"}}