1. Ubuntu Security Notices
  2. USN-7501-1

USN-7501-1: Django vulnerability

Publication date

7 May 2025

Overview

Django could be made to crash if it received specially crafted network traffic.

Releases

Packages

Details

Elias Myllymäki discovered that Django incorrectly handled stripping large
sequences of incomplete HTML tags. A remote attacker could possibly use
this issue to cause Django to consume resources, leading to a denial of
service.

Elias Myllymäki discovered that Django incorrectly handled stripping large
sequences of incomplete HTML tags. A remote attacker could possibly use
this issue to cause Django to consume resources, leading to a denial of
service.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
25.04 plucky python3-django –  3:4.2.18-1ubuntu1.1
24.10 oracular python3-django –  3:4.2.15-1ubuntu1.4
24.04 noble python3-django –  3:4.2.11-1ubuntu1.7
22.04 jammy python3-django –  2:3.2.12-2ubuntu1.18
20.04 focal python3-django –  2:2.2.12-1ubuntu0.29

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›