Advisory Published
Advisory Published

USN-7501-1: Django vulnerability

First published: Wed May 07 2025(Updated: )

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.

Affected SoftwareAffected VersionHow to fix

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7501-1?

    The severity of USN-7501-1 is classified as medium due to the potential for denial of service.

  • How do I fix USN-7501-1?

    To fix USN-7501-1, update the python3-django package to the recommended version for your Ubuntu release.

  • Which versions of Django are affected by USN-7501-1?

    USN-7501-1 affects several versions of Django including 2.2, 3.2, and 4.2 up to specified limitations.

  • Can USN-7501-1 be exploited remotely?

    Yes, a remote attacker can exploit the vulnerability in USN-7501-1 to cause resource consumption.

  • Is it necessary to reboot my server after fixing USN-7501-1?

    Rebooting may not be necessary after applying the update for USN-7501-1, but it is a good practice to ensure all services restart cleanly.

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