High · published December 2, 2025
⚡ A cleverly crafted XML input could lead to a denial-of-service attack! This sneaky issue in Django could leave your CPU and memory gasping for air! 💨 Think of it like a restaurant where one overzealous diner keeps ordering complex, never-ending dishes, overwhelming the kitchen and leaving everyone else hungry. It’s a recipe for chaos! If exploited, this vulnerability can lead to CPU and memory exhaustion — a remote attacker could effectively shut down your service, leaving users in the lurch. Imagine your application grinding to a halt, unable to respond to legitimate requests while it chokes on malicious input.
Think of it like a restaurant where one overzealous diner keeps ordering complex, never-ending dishes, overwhelming the kitchen and leaving everyone else hungry. It’s a recipe for chaos! The flaw arises from the algorithmic complexity in `django.core.serializers.xml_serializer.getInnerText()`, which allows specially crafted XML input to cause excessive consumption of system resources during deserialization.
If exploited, this vulnerability can lead to CPU and memory exhaustion — a remote attacker could effectively shut down your service, leaving users in the lurch. Imagine your application grinding to a halt, unable to respond to legitimate requests while it chokes on malicious input. To protect your application, update Django to version 5.2.9, 5.1.15, or 4.2.27 immediately. If you're using earlier unsupported versions like 5.0.x or 4.1.x, consider upgrading to a supported release, as they may also be vulnerable. You've got this! Follow these steps, and you'll have your Django application secure and running smoothly again! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| djangoproject/django | ≥ 4.2, < 4.2.27 | 4.2.27 |
| djangoproject/django | ≥ 5.1, < 5.1.15 | 5.1.15 |
| djangoproject/django | ≥ 5.2, < 5.2.9 | 5.2.9 |