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CVE-2025-27556 PUBLISHED

An issue was discovered in Django 5.1 before 5.1.8 and 5.0 before 5.0.14. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.views.LoginView, django.contrib.auth.views.LogoutView, and django.views.i18n.set_language are subject to a potential denial-of-service attack via certain inputs with a very large number of Unicode characters.

EPSS 0.17% · 37.9th percentile

Risk Scores

EPSS Score
0.17%
37.9th percentile

Affected Products

VendorProductVersions
Bitnamidjango5.0.0, 5.1.0, 5.0.0
Bitnamidjango5.0.0, 5.1.0

Timeline

References

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