Description
An issue was discovered in 6.0 before 6.0.2, 5.2 before 5.2.11, and 4.2 before 4.2.28. The `django.contrib.auth.handlers.modwsgi.check_password()` function for authentication via `mod_wsgi` allows remote attackers to enumerate users via a timing attack. 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 Stackered for reporting this issue.
Problem types
CWE-208: Observable Timing Discrepancy
Product status
6.0 (semver) before 6.0.2
6.0.2 (semver)
5.2 (semver) before 5.2.11
5.2.11 (semver)
4.2 (semver) before 4.2.28
4.2.28 (semver)
Timeline
| 2025-11-12: | Initial report received. |
| 2025-11-19: | Vulnerability confirmed. |
| 2026-02-03: | Security release issued. |
Credits
Stackered
Jake Howard
Jacob Walls
References
docs.djangoproject.com/en/dev/releases/security/ (Django security archive)
groups.google.com/g/django-announce (Django releases announcements)
www.djangoproject.com/weblog/2026/feb/03/security-releases/ (Django security releases issued: 6.0.2, 5.2.11, and 4.2.28)