CVE-2026-4277CRITICAL 9.8EPSS p36.3%

CVE-2026-4277CVE-2026-4277

Description

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.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.46% probability of exploitation · percentile 36.3% · 2026-06-19T12:03:05Z
Published2026-04-07
Last modified2026-04-13

Underlying weaknesses· 1

CWE-862

References

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

1

TypeTargetConfidenceTier
WeaknessMissing Authorizationcwe-8620%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.