CVE-2026-4277

EUVD-2026-19687
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
DSFCNA
UNKNOWN
---
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
djangoprojectdjango
6.0 ≤
𝑥
< 6.0.4
CNA
djangoprojectdjango
5.2 ≤
𝑥
< 5.2.13
CNA
djangoprojectdjango
4.2 ≤
𝑥
< 4.2.30
CNA
Debian logo
Debian Releases
Debian Product
Codename
python-django
bookworm
vulnerable
bookworm (security)
vulnerable
bullseye
vulnerable
bullseye (security)
vulnerable
forky
vulnerable
sid
vulnerable
trixie
vulnerable
trixie (security)
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
python-django
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
needs-triage
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
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/