[SECURITY] [DLA 4843-1] python-django security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4843-1 [email protected] https://www.debian.org/lts/security/ Chris Lamb October 19, 2026 https://wiki.debian.org/LTS -...

CVE-2026-87975

A flaw was found in Django. When handling model formsets where primary keys can be modified through form fields, the application does not properly validate submitted key values against the authorized query scope. A remote attacker with permission to submit form data can exploit this issue by...

CVE-2026-87975 Privilege abuse in model formsets with editable primary keys

An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. django.forms.models.BaseModelFormSet.saveexistingobjects used the presence of a primary key on a submitted form's instance as evidence that the instance belonged to the formset's limiting queryset. An...

CVE-2026-87975

A privilege abuse vulnerability exists in Django versions 6.1 before 6.1.2 , 6.0 before 6.0.9 , and 5.2 before 5.2.18 . The root cause lies in django.forms.models.BaseModelFormSet.save_existing_objects(), which incorrectly assumes that the presence of a primary key in submitted data confirms the ...

CVE-2026-87975 Privilege abuse in model formsets with editable primary keys

An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. django.forms.models.BaseModelFormSet.saveexistingobjects used the presence of a primary key on a submitted form's instance as evidence that the instance belonged to the formset's limiting queryset. An...