CVE-2026-4277

Privilege abuse in GenericInlineModelAdmin

CVSS 9.8 CRITICALEPSS 0.5%CWE-862

An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30. Add permissions on inline model instances were not validated on submission of forged `POST` data in `GenericInlineModelAdmin`. Earlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected. Django would like to thank N05ec@LZU-DSLab for reporting this issue.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

djangoproject · Django

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References

https://docs.djangoproject.com/en/dev/releases/security/https://groups.google.com/g/django-announce https://www.djangoproject.com/weblog/2026/apr/07/security-releases/